The patrol car's cherry-top spun lazy circles against the I-676 overpass, painting Maren Castillo's windshield in alternating washes of red and blue. The strobe caught the concrete pillars at irregular intervals, making them seem to breathe. Somewhere beneath the vehicle, Officer Donato was laughing about something, the bass of his voice muffled by steel and glass. Reeves, in the driver's seat, responded in clipped sentences. Maren could not make out the words. She did not need to. Their banter had the cadence of two men who had survived enough shift changes to speak in shorthand, each syllable a kind of shorthand Morse.
Maren stood three car-lengths back, her hand resting on the cracked vinyl of her Civic's rear door. The engine ticked as it cooled. The smell of scorched oil and warm asphalt drifted up from the pavement, mingling with the copper tang of the river somewhere below the overpass. A breeze moved through the gap in the Jersey barrier, carrying with it the faint chemical bite of the refineries across the water. She had her phone out, thumb hovering over 911, even though the police were already here. Old habits. When you have spent years cutting people out of cars, the reflex to summon help never fully fades.
Reeves stepped out first. The dome light turned his face amber, then shadow, then amber again. He was older than Maren had expected from his radio voice, with the heavy-lidded patience of a man who had learned not to rush toward sounds. He scanned the overpass, eyes moving in the practiced grid of a beat cop, and nodded once at the parked Civic before turning back toward the cruiser.
Donato climbed out on the passenger side. Younger, broader through the shoulders, with the kind of close-cropped dark hair that suggested a barber appointment every two weeks, no exceptions. He had a half-smirk on his face as he rounded the trunk, already reaching for the radio mic clipped to his vest.
Donato's voice carried, bright and annoyed. "Central, this is 3-4-David. Be advised, we got the 676 caller back at her vehicle. No visual on whatever popped her tires. Requesting additional unit for, "
He stopped. The smirk slid off his face. Maren saw it happen the way you watch a glass slip from a table: slow at first, then catastrophically fast.
Donato's hand went to his ear. Not to the radio. To the ear itself, fingers curling in, nails dragging against the cartilage. The motion was wrong, too inward, too desperate. He made a sound, low and guttural, the kind of sound a man makes when someone has just pressed a thumb into a fresh bruise.
"Frank?" Reeves had already turned. The word came out flat, professional, the way a medic calls a name across a room. "Frank, talk to me."
Donato did not talk. His mouth opened, and what came out was not words. A pale froth bubbled at the seam of his lips, thickening as Maren watched, turning from the watery saliva of an unwell person into something with body, something with weight. It clung to his chin in ropes. It dripped onto the dark fabric of his uniform with a soft sound that Maren, even from fifteen feet away, could hear against the hum of the freeway.
Reeves caught him by the shoulders. "Hey. Hey. Stay with me." His voice cracked at the edges, the weariness dissolving into something raw. He was trying to look into Donato's eyes, but Donato was no longer meeting them. His gaze had drifted past Reeves, past the cruiser, past the concrete, fixing on something Maren could not see.
Then Donato's knees buckled.
He went down in a single motion, the kind of controlled collapse that suggested he had tried to walk it off and lost. Reeves half-caught him, half-pinned him, lowering him to the asphalt with the careful urgency of a man who had done this before. Donato lay on his back between the cruiser and the Civic, the cherry-top still washing his face in red.
The foam kept coming. It was not just at his mouth now. It crept from his nostrils in thin strands. It beaded along his eyelids. When Maren finally registered that, her hand tightened on the car door hard enough to make the vinyl creak.
"Reeves," she called, and her voice surprised her, calm and clear, the old cadence of a first responder sliding back over her like a glove. "Reeves, roll him on his side. Aspirating."
Reeves hesitated a fraction of a second. Then training took over. He hooked his hands under Donato's shoulder and hip and rolled him. The foam puddled under his cheek, white against blacktop.
The first sob tore out of Donato's throat. It was not a cry of pain. It was the sound of a man trying to scream through a throat that had forgotten how. His hands flew up again, this time clawing at his own face, his jaw, the hinge of his skull. Nails drew thin red lines along his cheekbones. The foam smeared with the blood, and Maren watched, transfixed, as the mixture began to bubble.
Reeves had his radio up. "Central, central, officer down, I need EMS now, 676 westbound at the Girard off-ramp, officer down, code, "
The words dissolved into static. Not the usual chatter-snap of police radio. A thick, wet static, the kind you hear in horror stories, the kind that should not exist on an open channel. Reeves stared at the handset, then at Donato, then back at the handset.
"Central, respond."
Nothing.
Maren dropped to a crouch beside them, close enough now to smell the foam, which was not foam at all. It smelled of rust, of brackish water, of something organic rotting in sunlight. She gagged once, swallowed it, and pressed two fingers to the side of Donato's neck, searching for the pulse she had found a thousand times before.
It was there. It was racing, well over a hundred and forty beats per minute, a galloping cadence that vibrated against her fingertips. Beneath the skin of his throat, something was moving. Not the rolling of muscles. A kind of peristalsis, slow and deliberate, as if his own veins were trying to digest themselves.
"He's tachy," Maren said. "Way too fast. We need to, "
Donato's back arched off the asphalt. The movement was not human. It was the movement of a fish dragged onto a dock, a desperate spinal flex that sent his boots scraping across the blacktop. Reeves threw his weight across Donato's chest to hold him down. Maren saw the older officer's hands shake.
"It's okay, Frank." Reeves was talking the way you talk to a child in a car wreck, the way you talk when words are the only tool you have left. "Stay with me. Medics are coming. Stay with me."
Donato's eyes rolled back, showing the whites. The foam around his mouth thickened further, climbing toward his nostrils, sealing them in a pale crust. His breathing changed. The ragged gasps became slower, deeper, more rhythmic, each inhalation pulling a faint whistle from somewhere behind his sternum.
Maren felt the pulse under her fingers slow. One-forty. One-thirty. One-twenty.
"That's wrong," she whispered. "He should be speeding up, not slowing down."
Reeves did not answer. He was staring at Donato's face. Where there had been a young Italian man with a sharp jaw and a sharper tongue, the features were beginning to blur. The skin along the brow was tightening, not sagging, pulling the eyes wider. The nose seemed to flatten, the nostrils widening in proportion. The lips drew back from the teeth, not in a snarl but in a kind of structural rearrangement, the way clay responds to a new pair of hands.
"What the hell is happening," Reeves said, and it was not a question so much as a prayer.
Maren's hand was still on Donato's neck. She could feel the architecture shifting beneath her fingertips. The tendons were lengthening. The cartilage of his windpipe was softening, molding itself into something flatter, something that could close like a hatch. She pulled her hand back as if burned and stared at her fingers. They were trembling.
A sound came from Donato's chest. Not a cough, not a wheeze. A long, low exhalation, like air being forced through a long pipe. His uniform jacket began to rise along the sternum, the ballistic fabric bulging as if something underneath were swelling.
Reeves scrambled backward. For the first time since Maren had laid eyes on either of them, he looked afraid.
Donato's hands opened and closed, opened and closed, fingers splaying out to lengths that did not match his wrists. The nails thickened, yellowed, curved at the tips. A crust formed along the knuckles, pale and rough, spreading outward in patches that resembled dried riverbed. The foam at his mouth began to recede, drawn back inward through his lips, swallowed down into a throat that visibly elongated under the skin.
His legs straightened with a wet crack that Maren heard as much as felt through the asphalt. The seams of his uniform trousers split along the thighs, revealing skin that had gone the color of curdled milk. New growth pushed through the fabric in thin, dark fibers, matted and irregular, covering him from knee to hip in the span of three breaths.
His face was the worst part.
The eyes opened again. They were the same brown Maren had glimpsed when Donato had first climbed out of the cruiser. But they were set differently now, wider, deeper in their sockets, and the lids had thickened into something that resembled cartilage more than skin. The cheekbones had risen, sharpening into ridges. The jaw had lost its human squareness, narrowing into a tapered muzzle that still bore a haunting echo of the man it had been. The foam had stopped entirely. In its place, a thin, dark membrane had spread across Donato's mouth, sealing it shut in a seam of puckered tissue.
The whole transformation took less than ninety seconds.
Reeves was on his feet. His hand rested on the grip of his service weapon but did not draw it. He stood there, chest heaving, eyes locked on the thing that wore his partner's uniform.
It lay still. The cherry-top continued to spin, painting the scene in slow circles of red and blue. Somewhere far off, the rumble of a SEPTA train vibrated through the supports of the overpass.
Then it opened its eyes.
The motion was deliberate, unhurried, the kind of slow blink an animal gives when it has just woken in a new world. It rolled its head toward Reeves with a series of small, stiff movements, like a marionette testing its strings.
"Frank?" Reeves' voice broke on the second syllable.
The thing tilted its head. The gesture was wrong, mechanical, an imitation of a human gesture performed by something that did not understand the meaning. It opened the seam of its mouth, and a thin, reedy sound came out, somewhere between a breath and a hiss.
Maren grabbed Reeves by the arm.
"We have to go," she said. "Reeves. Officer Reeves. We have to go right now."
He did not move. He was still staring at the thing on the ground, at the remains of the man who had laughed about lunch breaks ten minutes ago. The cherry-top spun. The thing tilted its head again, the angle steeper this time, almost curious.
Maren tightened her grip. Her nails dug into the fabric of his sleeve.
"Reeves." Her voice came out low, urgent, the voice of a woman who had once pulled people from burning cars and knew exactly how much time a human body had before shock took over. "Look at me. Look at me. We cannot help him. Whatever he was, it's gone. We have to go."
The thing on the ground began to push itself up on arms that bent in too many places.
Reeves came undone.
Maren felt it happen in the muscle beneath her hand, a sudden loss of tension, the way a rope goes slack when the knot fails. He wrenched free of her grip with a force that sent her stumbling back two steps, the heel of her shoe catching on a seam in the asphalt. The Glock was already in his hand. She had not even seen him draw it. The slide was racked, the sound enormous in the wet air, a metallic bark that echoed off the shuttered storefronts and came back to them in pieces.
"Frank!" Reeves shouted again, and his voice was raw, ruined. "Frank, come on, stay with me, stay with me, buddy."
The thing on the ground was halfway up now. It braced one palm against the slick pavement and the fingers spread too wide, the joints clicking as they extended, and the rest of the body followed in a series of jerks, like footage of a climbing vine played at the wrong speed. The shape of Donato was still there in the outline, the shoulders, the bulk of the chest, but the proportions were wrong, the limbs too long, the torso folded in on itself at an angle that would have collapsed a normal spine. The skin had gone the color of tallow, waxy and translucent in the pulsing light, and beneath it, something moved that was not muscle and not bone.
Reeves fired.
The first shot took the thing in the shoulder. The impact spun it sideways, and it made a sound Maren had never heard anything make before, a high, thin keening that lived at the edge of her hearing like a needle pressed against the drum. The second shot hit it in the chest and the third in the hip, and the body jerked with each impact but did not fall, did not stop, its too-long arms scrabbling for purchase on the wet street.
Reeves was screaming now, not words, just a sound, the sound of a man trying to make the world obey him by force of volume. He stepped forward, the Glock bucking in his fist, and Maren smelled the sharp chemical tang of cordite mixing with the wet pavement and the iron-thick scent of blood, real blood, the blood from whatever Donato had been before, that pooled in the cracks and ran toward the gutter in thin pink ribbons.
"Reeves, stop, stop, you have to stop." Maren lunged for him and he threw an elbow back without looking, catching her in the sternum and driving the breath from her lungs in a single hot rush. She staggered, gasping, and for a second the world went white at the edges.
A new sound rose beneath the gunfire. It was not from the body on the ground. It came from everywhere, from the grates, from the drains, from the seams in the street, a sound like water moving through pipes but wrong in pitch, too slow, too rhythmic, as if the city's circulatory system had taken a breath. Maren felt it through the soles of her shoes before she heard it properly, a vibration in the asphalt, a hum that climbed her ankles and settled in the bones of her calves.
Then the grates began to move.
The one nearest the curb, a square of iron set into the gutter at the corner of the intersection, lifted half an inch and settled back with a wet clang. Then another, farther down the block, and another, the sound rippling outward in a pattern that was not random, that was deliberate, coordinated, the rhythm of something that knew what it was doing. The cherry-top spun overhead and its light caught the edge of the rising grate and threw it back in a brief red flash.
Maren's phone was already in her hand. She did not remember pulling it out. The screen was alive in her palm, the camera open, the viewfinder showing her the distorted reflection of the street and, beyond it, the thing that had been Donato pulling itself upright on arms that bent backward at the wrist. Her thumb found the red circle. She pressed it. The phone made a small, businesslike click, and a timer began to count.
"Keep recording," she said out loud, to no one, to herself, to the phone, to the version of herself that had once arrived at accident scenes and understood, in the marrow, that someone had to remember exactly what had happened. "Keep recording, keep recording, keep recording."
The first of them came up through the grate at the corner.
It was not a single thing. It was a column of them, a thick, dark, moving mass that poured out of the iron square and spilled across the curb in a sound like wet laundry being thrown onto a tile floor. They were smaller than Donato had been, each one roughly the size of a large dog, but there were so many of them, dozens, more pouring up every second, their bodies slick and pale and glistening under the spinning light. They moved on limbs that were too numerous and folded in the wrong directions, and they made no sound at all except the wet rasp of their bodies against each other and the street.
Reeves was still firing. The Glock clicked empty on the fourth shot after she had started counting, a flat, final sound that cut through the night like a period at the end of a sentence. He stood there for a moment, the smoking barrel still raised, and then he did something Maren had seen soldiers do in videos, something she had never seen anyone do in person. He threw the empty weapon at the thing in front of him, hard, a sidearm throw, and then he turned and ran.
He did not run toward her. He ran toward the open grate.
For one confused, terrible second, she thought he was fleeing in the wrong direction, into the street, into the dark, away from her. Then she understood. The mass of smaller things was already spreading across the intersection, cutting off the cross street, the alley, the mouth of the underpass. The only path still open was the grate itself, the dark square in the curb, and Reeves had seen it before she had, had calculated in the time it took a bullet to leave the barrel, and had chosen to go down into whatever waited below rather than stay on the surface where there were too many.
The first of the small ones reached his ankles before he made the curb. It moved like a striking snake, a quick lunge that ended in a wet wrap around his calf, and another followed immediately, and another, and then he was fighting them the way a man fights quicksand, his legs churning, his arms swinging, his service flashlight swinging in wild arcs that cracked against the pavement and sent sparks into the rain. The beam cut across the slick black surface of the things, and for a fraction of a second Maren saw what they were made of, or part of what they were made of, the pale, folded shapes of hands, hundreds of them, fused at the wrists, the fingers interlocking like the keys of a piano played by something with no understanding of music.
The phone in her hand kept recording. The timer climbed past forty seconds. The red light blinked in the corner of the screen, steady, indifferent, the heartbeat of a machine that did not care what it was witnessing.
Reeves went down on one knee. The flashlight beam swung up at the sky and held there, painting a long white stripe on the low clouds, and in that stripe she saw his expression for the first time since the shooting started. He was not afraid. That was the worst part. He looked resigned, the way a man looks who has done the math and come up with a number he can live with, and the number was not zero. He looked back over his shoulder once, toward where the thing that had been Donato was still standing in the middle of the intersection, listing to one side, its arms hanging loose, its head tilted at the angle she had seen before, the angle of curiosity. Then the mass of smaller things surged over him, and the flashlight beam vanished, and the grate swallowed the rest of him with a sound like a long, slow exhalation.
The street went quiet.
The cherry-top spun. The rain fell. The red and blue light swept across the intersection in its slow, mechanical circles, and the surface of the puddle at the corner caught the colors and held them, a small stained-glass window made of gasoline and water. The thing that had been Donato stood in the middle of it all, its chest a ruin of three bullet holes that were already closing, the torn edges of skin pulling toward each other in slow, deliberate movements like the petals of a flower at dawn.
Maren took a step back. Her heel found the curb. Her phone was still in her hand, the timer still climbing, the red light still blinking. She did not lower it. She could not. Her thumb found the button again, the square one, the one that stopped the recording, and she pressed it, and the timer froze at one minute and fourteen seconds, and the screen went dark, and her own face stared back at her from the black glass, pale and rain-streaked and utterly, completely still.
She turned and ran.
Behind her, the grates kept moving, one after another, in a long, unhurried cascade that followed her down the block. She did not look back. She could hear them, though, the wet rasp of their bodies on the pavement, the click of their too-many limbs against the curb, and beneath it all, so low it might have been the rain or the overpass or the beating of her own heart, a sound like breathing, like something vast and patient drawing air through a thousand small mouths at once.
Theo Park came out of the doorway of the pretzel shop at the exact moment Maren Castillo reached the corner of Eighteenth. He had been standing just inside the glass, watching, his back pressed against the warm case of soft pretzels that the shop owner kept turning on the steel rack, and when he saw her face he understood that whatever he had been watching from a distance had now arrived at his doorstep.
"Miss," he said, and his voice came out steadier than he felt. "Miss. You need to come inside."
She did not seem to hear him. She was moving past him, her phone clutched in one hand, her eyes wide and fixed on something behind her that he was not yet ready to turn around and look at. He stepped into her path, gentle, the way you step in front of a child who is about to walk into traffic, his hands up, palms open.
"Miss. The door is right here. The door is right behind me. Can you hear me?"
She stopped. She looked at him. Her mouth moved, but no sound came out for a long moment, and then, very quietly, she said, "He went down. He went down into the drain."
Theo did not ask who. He did not ask why. He reached behind him, found the handle of the glass door, pulled it open, and guided her through it with one hand on her shoulder. The warmth of the shop hit them both at once, the smell of salt and yeast and hot dough, and behind them, on the wet street, the grates were still singing their slow, metallic song.
Maren did not want to go inside. Every nerve in her body screamed to stay outside, to keep moving, to put one more block between herself and whatever had swallowed Officer Donato whole. But Theo's hand on her shoulder was warm, and the door was right there, and her legs had begun to shake in a way that had nothing to do with the cold.
"The pretzels," she said, and her voice sounded strange to her own ears, thin and reedy. "Do you smell the pretzels?"
"I smell them," Theo said. "I smell them very much. Come in."
He guided her to a small table near the window. The shop was nearly empty, just a woman in a yellow rain jacket nursing a coffee at the counter and an older man in a flat cap reading a newspaper in the corner booth. Neither of them looked up when the bell above the door chimed. The shop owner, a heavyset man with a gray mustache, glanced over from behind the counter, took one look at Maren's face, and silently began pouring a cup of hot water.
Theo sat down across from her. He did not ask if she was okay. He did not ask what had happened. He folded his hands on the table and waited, the way you wait for someone who has just come in out of a storm, giving them the few seconds they need before they can speak.
Maren stared at her phone. The screen was dark now. She must have pressed the button by accident when she was running, or the battery had finally given up. She set it face-down on the table.
"There was a police officer," she said. "Officer Donato. He went into the grate."
Theo nodded slowly. "Into the drain."
"Yes."
"The one that's singing."
"You can hear it from here?"
"If you stop talking."
They were both quiet for a moment. Under the hum of the pretzel case and the soft clatter of the shop, the song was still there, faint but unmistakable, a low metallic moan that seemed to come up through the floor. The woman at the counter frowned and shifted in her seat but did not speak.
The shop owner set a paper cup of hot water in front of Maren, along with a small cellophane packet of tea. He did not ask if she wanted it. He simply put it there and walked away.
"Thank you," Maren said to his back.
He waved one hand without turning around.
Theo reached into his jacket pocket and produced a small paperback, dog-eared and soft-spined from use. He set it on the table between them, and Maren saw it was a collection of essays by Joan Didion, the cover creased along the spine. He did not explain why he had it. He simply left it there, a small anchor of the ordinary in a world that had just come loose from its moorings.
"My name is Theo," he said. "Theo Park. I'm a librarian. I work at the Free Library, the one on Nineteenth. I take the Schuylkill Expressway every morning."
"Maren Castillo," she said. "I was on 676 too. I take it every day. I was a paramedic for six years, and now I'm a structural engineer. I have a son. He's seven. His name is Julian. He is at school right now, and I need to get to him, but I do not think I can drive."
She said it all in one breath, and then she put her face in her hands and laughed, a small, broken sound that was half a sob.
"Okay," Theo said, very quietly. "Okay. We will figure that out."
He let her sit for a minute. Outside, a SEPTA bus ground its gears at the corner of Seventeenth and Market, and the driver laid on the horn, but the sound seemed to come from very far away. The man in the flat cap turned a page of his newspaper. The tea bag steeped in the hot water, turning it the color of weak coffee.
"You called 911," Theo said. "I heard you. On the street. You were talking to them."
"Yes."
"What did they say?"
Maren lowered her hands. Her eyes were red, but her voice had steadied, the way a beam steadies when it finds its load.
"They said they had units en route. They asked me to stay on the line. They asked me to flag down an officer if I saw one. Then they asked me my name again, and then the line went dead, and my phone died, and I do not know if they disconnected or if it was the signal or if something happened to the call itself."
"Did you see anything else? Before the line went dead?"
"I saw the grates. All of them. Down the whole length of Market, as far as I could see. They were all singing. Not just the one near Donato. All of them."
Theo was quiet for a long moment. His thumb traced the edge of the paperback, running along the crease in the spine, the way he did when he was thinking about something difficult.
"The water in the sewers," he said, finally. "It is not just water anymore, is it."
"No," Maren said. "No, it is not."
The shop owner had moved closer, pretending to wipe down the counter, but his eyes were on them. He was a man who had lived in this city for sixty-two years, who had seen the 1976 outbreak, who had watched the blizzard of '96 bury his car for a week, and who had learned long ago that the things you could not explain were the things you paid the closest attention to.
"Excuse me," he said, his voice a low rumble. "I do not mean to listen. But the grate outside my shop has been singing since this morning. I thought it was the wind. I thought it was something in the pipes. But I have been in this shop for twenty-two years, and the pipes do not sing like that."
Maren looked up at him. "Since this morning?"
"Since maybe six. When I came in to fire up the ovens. I noticed it then. I thought it would stop. It has not stopped."
"Does the water in your sink run clear?"
He blinked. He had not expected the question. He walked over to the small prep sink behind the counter and turned on the faucet. A thin stream came out, then stopped, then came again in stops and starts, as if the pressure were pulsing. The water was not clear. It was faintly opalescent, with a soft sheen like gasoline on a wet road.
"No," he said. "No, it does not."
Maren stood up. The chair scraped back against the tile floor, and the woman at the counter finally looked up from her coffee. Maren walked to the prep sink and held her hand under the stream. It was warm. Warmer than it should have been, warmer than the hot water heater could account for, and faintly viscous, like very thin syrup. She lifted her wet hand to her nose and sniffed. Under the chlorine and the mineral tang of city water, there was something else, a faint sweet smell like the inside of a seashell, like the membrane between the worlds.
She wiped her hand on her jeans. She turned back to Theo.
"We need to get out of the city," she said. "We need to get out of the city right now. We need to get Julian. We need to get my mother. We need to warn people. Do you have a car?"
"I do not have a car," Theo said. "I take the train or I walk. I live in West Philly. I am a librarian. Librarians do not make enough money for cars."
"Can you drive?"
"Yes. I learned when I was sixteen. I have not driven in four years, but I can drive."
"Can you drive a rideshare?"
Theo stared at her. "I beg your pardon?"
"You are sitting in a pretzel shop on Market Street. There are rideshare drivers circling this block every two minutes looking for fares. Find one. Flag one down. Get in. Tell them you will pay them double, triple, whatever it takes. Get them to drive you to wherever you need to go. Do not let them turn on the radio. Do not let them drink the water. Do not let them roll down the windows if the air smells sweet."
She was already moving toward the door. The shop owner caught her arm, gently, the way you catch the arm of someone you do not know but feel you must help.
"Miss," he said. "The oven is on. I have four dozen pretzels ready to go in. If I leave them, they will burn. If I bake them, I cannot sell them, because who is going to come into a shop today? But if I bake them, I have done my job. I have put the bread in the oven. That is what my father taught me. That is what I can do."
"Bake them," Maren said. "Bake them and give them to anyone who comes in. Do not charge them. Just keep people fed. Keep people warm. Keep the ovens going."
He nodded. He let go of her arm. He turned back to the ovens, and Maren pushed through the glass door and out onto the street, where the wind hit her like a wall.
Theo followed her, the Didion essays still tucked under his arm, because he had grabbed them without thinking, the way you grab your wallet when you run out of a burning building. The cold slapped his face, and the song of the grates rose up around them again, louder now, or maybe they had just stopped filtering it out.
A blue Toyota Prius with a rideshare light on the roof crawled past them at the corner of Seventeenth, looking for a fare. Maren stepped off the curb without looking, waving both arms over her head, and the Prius swerved, brakes screaming, and stopped three feet from her knees.
The driver rolled down his window. He was a young man, maybe twenty-six, with wire-rimmed glasses and a neatly trimmed beard, wearing a blue knit cap. His eyes were wide with annoyance and adrenaline in equal measure.
"What the hell, lady?" he said. "You trying to get killed?"
"Yes," Maren said. "I am trying to get killed, and I am trying to get you killed too, if you do not listen to me very carefully for the next sixty seconds."
She opened the back door and got in. Theo scrambled in after her, folding his long frame into the back seat, and the driver, whose name was Devon and who had been driving for eight hours and had seen seven other strange things this morning but none of them in the back seat of his car, sat very still with both hands on the wheel.
"Drive," Maren said. "Drive north. Get on 676. Do not stop. Do not roll down your windows. Do not drink anything. Do you understand me?"
"I understand that you just jaywalked in front of my car and are now ordering me around like I am your chauffeur," Devon said. "I do not understand anything else."
"My name is Maren Castillo," she said. "I am a structural engineer. I used to be a paramedic. My son is at school on the other side of the city. There is something in the water supply. It is in the storm drains. It is in the rivers. If we do not get out of the city in the next hour, I do not know what is going to happen, but I know it is going to be very bad. I am going to pay you four hundred dollars cash right now to drive us to wherever we need to go, and I am going to give you my phone number so you can call your mother and tell her you are alive. Do we have a deal?"
Devon looked at her in the rearview mirror. He looked at Theo, who nodded once, solemnly, as if he were witnessing a contract.
"We have a deal," Devon said, and put the car in drive.
The Prius pulled away from the curb, and as it did, Maren looked out the window and saw, at the corner of Seventeenth and Market, the grate where Officer Donato had vanished. The water inside it was no longer black. It was glowing, faintly, a soft pearlescent light like the inside of an abalone shell, and from somewhere far beneath the street, the song rose up around them like a choir, and Theo opened the book of essays to a random page, because he needed something to read that was written by a woman who had seen the world end and had described it plainly, and the first line his eyes fell on was, "The world is a place where things happen," and he read it out loud, very quietly, to no one in particular, and the car turned onto Seventeenth Street, heading north, away from the river, away from the drains, toward whatever came next.