The banner over the entrance read GREY LOCH ANNUAL SCIENCE FAIR — WONDER AWAITS, hand-lettered in the kind of optimistic blue that doesn't survive a Saturday drizzle. One corner had already peeled free from its lamppost and was applauding itself, slowly, against the wet metal. Alex stood underneath it with both hands jammed in coat pockets and watched the corner flap for longer than was reasonable.

Alex had come because the alternative was reorganizing the spice cabinet. This is the kind of admission you make to yourself in a town like Grey Loch, where the fog rolls in off the water four days out of seven and the weekend options narrow to: drink, drive somewhere, or attend whatever the community center has put up flyers for. Alex was twenty-nine, had moved back two years ago for reasons that sounded better at the time, and had developed a low-grade allergy to the question what are you doing with your life. The science fair was, at minimum, a place where no one would ask.

Inside the hall, the air smelled like wet wool and warm electronics. A folding-table economy of trifold posters and dim LEDs, the usual middle-school volcanoes, a kid with a potato battery, a retiree who had built a small wind turbine out of bicycle parts and was very willing to explain it. Alex did one polite loop, nodded at the librarian, accepted a pamphlet about soil acidity, and was preparing to leave when the back third of the room registered as wrong.

It wasn't the inventions, exactly, although the inventions were the thing you noticed first. A man in a corduroy blazer was demonstrating what he called a passive thermal inverter, which appeared to be a copper bowl that made ice cubes from room-temperature water without being plugged into anything. He'd set up a hand-lettered sign reading PLEASE DO NOT TOUCH (HOT) next to a bowl that was visibly frosting over. Two booths down, a woman with a French braid was selling, or possibly just displaying, a small black cube that hummed at a pitch Alex felt in the molars. Her sign said MEMORY LATTICE — ASK ME ABOUT STORAGE. She was not asking anyone about storage. She was watching the man with the copper bowl with an expression you'd want a lawyer present for. And then there was Dr. Voss.

Her booth was the cleanest in the hall, which was its own tell. White cloth, white backdrop, a single device on a stand that looked like a music box crossed with a tuning fork, and a small placard reading QUANTUM RESONANCE — DEMONSTRATIONS HOURLY. Dr. Voss had silver eyes. Not grey, not pale blue. Silver, the way a coin is silver, and she met Alex's gaze across the room with the unhurried interest of someone identifying a bird. Alex went over. "What does it do," Alex said, which was meant to be casual and came out flat. "It resonates," said Dr. Voss, brightly. "Quantumly." "Right. With what." "Oh, with whatever's nearby that wants to." She smiled. Her teeth were very even. "Would you like to see it hum?"

It hummed. It hummed in a way that made the overhead fluorescents stutter, just for a second, just enough that Alex glanced up and Dr. Voss did not. When Alex looked back, the man from the copper bowl booth was suddenly at Alex's elbow, holding out a paper cup of cider with both hands, saying something warm and meaningless about the rain. By the time Alex had taken the cup and turned around, Dr. Voss was deep in conversation with the braid woman, and the music box was covered with a cloth.

This happened three more times in the next forty minutes. Alex would drift toward the white booth. Someone would intercept. A pamphlet, a question, an offered cookie, once an entire unsolicited explanation of magnetism from a man who introduced himself as Bram and did not blink for the duration. They were polite. They were relentless. They were, Alex began to suspect, coordinating. The badge was on the floor near the coffee urn. A standard plastic clip-on, EXHIBITOR printed across the top in the same optimistic blue as the banner outside. Alex bent to pick it up, meaning to hand it back to whichever absent-minded inventor had dropped it, and read the name. MARGARET ELLISON KEYS.

Alex knew that name. Alex's mother had clipped the obituary in 1987 and kept it in the drawer with the good silverware, for reasons Alex had asked about once and been told, gently, to leave alone. Margaret Ellison Keys had been a chemistry teacher at the high school. Margaret Ellison Keys had died in a car accident on the coast road the spring before Alex was born. Same spelling. The middle name was the part you didn't make up.

The lamination at the corner of the badge had lifted slightly, the way an old sticker peels when the glue gives out, and underneath the printed name was something else. A mark. Not a logo Alex recognized, not a letter from any alphabet Alex had sat through a class on. Three curved lines meeting at a point, with a small unfilled circle floating above where they joined. Alex held the badge closer to the light and the mark seemed, briefly, to be the wrong color for the paper it was printed on. Alex looked up.

Across the hall, Dr. Voss had turned toward Alex. So had the man with the copper bowl. So had the woman with the braid. None of them had spoken first. None of them were looking at each other. They were looking, all three, at Alex, with the same small attentive tilt of the head, as if listening for something Alex had not yet said. The banner outside slapped wetly against its lamppost. Inside, no one moved. Alex put the badge in a coat pocket.

The supply closet smelled like wet linen and ozone. One fluorescent tube buzzed overhead, the kind of buzz that becomes a sound you can taste. Folded tablecloths slumped on the shelves in uneven towers, some of them threaded through with thin copper wire that no banquet linen has any business containing. Alex had ducked in here to get away from the egg-balancing demonstration, which had stopped being about eggs roughly the moment one of them began to hum. There was a door at the far end of the closet that should have led to nowhere. Instead it led to voices. Alex's first instinct was to leave. Their second instinct, which arrived a half-second later and won, was to crouch behind a metal shelving unit and not move.

The voices were on the other side of the door, which was not fully shut. A finger of light leaked through the gap and laid itself across the concrete floor. "The framework holds," the woman was saying. Her cadence was off in a way Alex couldn't name. Each word landed exactly where she meant it to land, and not a millimeter past. "What you are describing is not instability. It is friction. Friction is data." "If the variables shift faster than the system can metabolize them," the man said, "wouldn't that suggest the model is, in some respect, behind?" "It would suggest the model is responsive." "That's what I said." "No. You said behind."

A pause. Alex realized they had stopped breathing and tried to start again quietly. The phone in their back pocket sat against their spine like a small, warm animal that might at any moment decide to bark. "Show me the markers," the woman said. There was a sound Alex would later struggle to describe. Not quite a click, not quite a chord. The light under the door changed color, went briefly blue, and steadied. "Hiroshima is still our cleanest data point," the man said, conversational, the way someone might say the rye bread here is still the best. "The behavioral cascade afterward, the institutional response, the seventy-year hangover. Elegant. Even your people concede it was elegant." "My people concede that it was efficient. Elegant is a separate category." "The moon was elegant." "The moon was theater." "Theater is a kind of elegance."

The woman made a sound that might, in a human throat, have been a laugh. "Eight is what I'd call elegant. Two thousand and eight. Watching them build the instrument and then hand us the hammer. That is elegance." Alex's hand had found the edge of the shelving unit and was holding on as if the floor were tilting. Maybe it was. The blue light beneath the door pulsed once and went still. "The zoo is restless again," the woman said, flatly, the way one might report on the weather in a city one does not live in. "Show me the new intervention."

The map, when it appeared, threw a faint glow that climbed the gap under the door and brushed the toe of Alex's shoe. Alex did not look at their shoe. Alex looked at the gap. The gap, in turn, showed a slow rotation of something Alex's brain translated as Earth, and then refused to keep translating, because the pins stuck into it were impossible. One over Japan. One over a patch of the Pacific that wasn't a country. One over lower Manhattan. Others Alex couldn't make out and was glad not to. "Tomorrow, at the loch," the man said. "We apply pressure. We see what shape the population takes." "Your faction has always confused pressure with information." "And yours has always confused patience with results." A silence. Then, quieter, the woman: "There is a human asking about the badges."

Alex's stomach turned over once, cleanly, like a key in a lock. "The one from the floor demonstration. Yes." "Asset or liability." "That depends on which of us reaches them first." "It depends," the woman corrected, "on whether they are the kind of human who runs or the kind who listens. The kind who runs we neutralize. The kind who listens we integrate. The third kind is rare and inconvenient." "The kind who tells." "Yes." The man was quiet for a moment. "And which kind do you think this one is?" "We will know," the woman said, "by tomorrow." The map clicked off. The blue light died. Footsteps shifted, not toward the door, not yet, but with the unhurried confidence of beings who had never in their long lives needed to hurry.

Alex moved. Slow, slow, the way you move past a sleeping dog. Back along the shelving. Past the humming tablecloths. To the other door, the one that led back into the noise of the fair, where somewhere a child was screaming with delight about a robot or about something pretending to be a robot. They eased the handle down. They stepped through. They pulled the door shut behind them with both hands, the metal cold enough to ache, and stood there for a long moment with their palm pressed flat against it, as if to hold something in. When they finally lifted their hand away, the print stayed on the metal for a breath, gray and damp and shaped like a question. Then the air took it, and it was gone.

The bicycle lay on its side at the edge of the access road, the back wheel still turning, slow and uncomplaining, the way a wheel turns when nobody is coming back for it any time soon. A reflector clicked once against the asphalt. Somewhere behind the trees, the science fair tents were being struck. Nobody had seen Alex run. That was the official story, anyway. What actually happened, between the closet and the bicycle and the bait shop where Alex is now sitting on an overturned milk crate, is the kind of sequence a person reconstructs later in fragments. A hand on the elbow that felt too warm through the sleeve. A voice saying, very pleasantly, we'd like to continue your visit. A short walk that became a longer walk. A door with a brass bell that someone had taped down so it wouldn't ring.

The bait shop sits at the south end of Grey Loch, on stilts, smelling of diesel and old nightcrawlers. The Voss faction, if Alex had a name for them, which Alex does not, have converted the back room into something that wants very badly to look casual. A folding table. A thermos. A man by the door who has not blinked in a length of time Alex has stopped measuring. Alex's bag is on the table. The phone is in the bag. The notebook, the one with the badge symbol sketched four different ways across the inside cover, is in the bag. The bag is six feet away and might as well be in orbit.

The woman, the clipped one, the one who used the word elegant like a scalpel, came in once, looked at Alex the way a person looks at a thermostat, and left. That was forty minutes ago. Maybe fifty. The window above the sink looks out on the loch, and the loch, this time of year, is the temperature of a held breath. Alex has already done the math on the window twice and arrived, both times, at the same answer, which is: probably, but. The but is the man.

He came in twenty, twenty-five minutes ago, with two coffees, neither of which he drank. He sat across from Alex on a second milk crate and rested his forearms on his knees and said, in that conversational register that isn't quite a register a human throat produces, if you wanted to leave, you could leave. He said it like a question that was also an apology. He said, if it helps, I don't think this is how any of this should be going. Then he slid an envelope across the table.

Inside the envelope was a photograph of Alex's front door. The brass numbers. The mat that says nothing because Alex hates mats that say things. In the corner of the photograph, a timestamp. This morning. 7:14 a.m. Alex had been inside the house at 7:14 a.m., drinking coffee, not yet a person anyone was watching, or so Alex had thought. He didn't say, this is a threat. He said, I want you to know what they already have. He said it the way you tell a friend their tire is low. Then he stood, and said he'd wait at the diner across the road for as long as he reasonably could, and left a key on the table. A small one. The kind that opens a padlock on a back door. That was eight minutes ago. Maybe nine.

The man by the door shifts his weight. The wheel of Alex's bicycle, two hundred yards away, has by now stopped turning, though Alex doesn't know this. Alex is doing the only useful thing left, which is breathing in through the nose and out through the mouth and counting backwards from a number that keeps resetting. Here is what the photograph did. It made the window stop being a window and start being a math problem with a different variable. Because if the Voss faction has been at the door since this morning, then the Voss faction was at the door before the closet, before the overheard conversation, before any of it. Which means Alex was not noticed at the fair. Alex was noticed earlier. Which means the closet wasn't the moment. The closet was the confirmation.

Alex stands up. The man by the door does not move, exactly, but the air around him organizes itself. Alex says, I need the bathroom. The man considers this for a fraction of a second too long, and then nods toward a door at the back of the room. Alex walks to it. Passes the table. Does not look at the bag. Does not look at the bag. Looks at the bag. Keeps walking. The bathroom door closes. There is a window above the toilet, small, single-paned, latched from the inside. The latch is painted shut. Alex breaks a fingernail on it and gets it open anyway.

The drop to the dock is shorter than the drop to the water. The dock is empty. The diner sign across the road is visible between two pines, red neon, the O flickering. Alex doesn't have the bag. Alex doesn't have the phone. Alex has the small key, in a fist, and a cut along the meat of the thumb that is bleeding into the palm. Alex runs. The diner is the kind of diner that has survived three different owners by changing nothing. The man is in the back booth. He sees Alex come in and his shoulders drop a full inch, which is the first thing all day that has looked like an honest reaction. He slides a mug across without asking. He says, I wasn't sure. He says it almost to himself.

Alex sits. The cut on the thumb is on the napkin now, a small red comma. The man looks at it, and something passes across his face that the woman, the clipped one, would never permit on hers. He reaches into his jacket and produces a folded handkerchief, and hesitates, and sets it on the table instead of handing it over, as if he has remembered, mid-gesture, some rule about contact. He says, they'll know within the minute. He says, we should talk fast.

Across the road, at the far end of the empty stretch of two-lane that runs past the diner and the bait shop and the turnoff to the loch, a black car is idling. Its headlights are off. Its engine is on. At the other end of the same stretch, maybe two hundred yards south, a second black car sits in exactly the same posture, facing the first. Neither car moves. The diner sign flickers. The O catches, holds, catches. The wheel on the bicycle, somewhere behind all of this, has been still for a while now.

The door was set into the hillside above Grey Loch, half-swallowed by gorse, and the handle had been worn to a bright nickel by hands that were not, strictly speaking, hands. Alex noticed this in the way one notices a missing step. The shine was wrong. The gorse had been trained around it, not grown. Behind them, somewhere down the slope, a voice was calling their name in a register that didn't quite settle on a vowel. Alex turned the handle. The door opened inward onto cold air that smelled of paper and ozone. A staircase. A hum. At the bottom, a long room lit by recessed strips the color of moonlight on snow, and rows of filing cabinets that ran further than the room ought to have allowed.

A panel by the door pulsed. Once, twice. Then a soft chime, almost domestic, and a band of amber crawled across the ceiling from the far wall toward the stairs. Alex didn't need the manual to understand. Something had registered an unauthorized entry. Something was closing. They moved. The cabinets were labeled, but not in any alphabet Alex could read. The drawers bore small embossed marks, some familiar from the science fair badges, some not. Alex pulled one at random. Inside, hanging files, each one tabbed with a date and what looked like a coordinate.

The first folder they opened was labeled 1945. Inside were photographs of a desert at dawn, a tower, a series of notations in the margin that read, in plain English, baseline established, subjects within tolerance, recommend escalation phase two. There was a small annotation at the bottom in a different hand. Elegant, it said. The handwriting was tidy and a little smug. Alex took out their phone. Photographed the page. The amber band crawled another foot along the ceiling. The next drawer they tried held a folder marked 1969. A grainy still of the lunar module, and a transcript. Most of the transcript had been redacted in a way Alex had never seen redaction done, the black bars seeming to absorb the light rather than sit on top of it. What remained read, performance exceeded model. Faction Beta concedes the round. Reassess wager. Wager. Alex photographed that too.

2008. A spreadsheet. Names of banks Alex recognized and names of banks Alex didn't. A column headed projected panic threshold and a column headed actual, and the actual numbers were higher than the projected, and someone had drawn a small smiling face beside the variance. The hum in the room shifted pitch. Alex looked up. The amber band was a third of the way across now, and the cabinets behind it had gone dim, their drawer faces sealed flush with the cabinet bodies, no seam, no handle. Whatever the lockdown was, it was eating the room from the back.

Alex worked faster. They were trying to find the logic of the place, the spine of it, some drawer that meant overview or index or here is the shape of the thing. The marks on the drawers refused to resolve. Some of them seemed to rearrange when Alex looked away. Alex grabbed a folder marked with a symbol they half-recognized from a badge, a faded circle bisected by what might have been a wave or might have been a line. Inside were personnel files. Human ones. Alex flipped through, looking for nothing in particular, looking for everything. Names. Photographs. Brief notes in that same tidy hand. Subject cooperative. Subject withdrawn. Subject relocated. Subject discontinued. And then, halfway through the folder, a name Alex knew the way you know your own pulse.

Their mother's maiden name. Typed. A photograph clipped to the page, black and white, a young woman Alex had never seen but recognized in the cheekbones and the set of the mouth. Beside it, a second photograph, paperclipped, of Grey Loch under a flat sky, the date stamped in the corner thirty years before Alex had been born. Alex sat down on the floor without deciding to. The file was thin. A few pages. A line that read variable introduced via maternal line, monitoring ongoing. A line that read see also, and a reference number Alex couldn't parse. A line that read recommend continued non-interference pending generational confirmation. Generational. The hum changed again. The amber had passed the midpoint of the ceiling. Alex could hear, faintly, the soft sound of drawers behind them sealing themselves shut, one after another, a tidy little zipper of finality.

They should have been photographing the 1945 folder. The 2008 spreadsheet. The transcript with the wager in it. The things that could be shown to someone else, the things that could be used. Instead they were holding a photograph of a woman who shared their jaw, standing on the shore of a lake Alex had walked along that morning, and the photograph had been taken before Alex's mother had been born. Alex photographed the file. Then photographed it again, hands not steady. Then put the folder back, because some part of them couldn't bear to take it, and pulled it out again, because the rest of them couldn't bear to leave it. The amber band reached the wall above the stairs.

Alex ran. Folder under one arm, phone in the other hand, up the stairs two at a time, and the door at the top was already beginning to ease itself shut on a hydraulic sigh. Alex shouldered through with a foot of clearance and tumbled out into the gorse, and the door closed behind them with the smallness of a kitchen cupboard, and the handle, when Alex looked back, was no longer bright. It was the color of the hillside. It was the color of nothing in particular.

Down in the room they had left, one drawer remained open. The lockdown had sealed every other cabinet flush, but this one stayed lit, a thin rectangle of cold light spilling onto the floor, the rest of the room dark around it. Inside the drawer, a folder. On the folder, in the same tidy hand, a name. Not the mother's. The grandmother's. And beneath it, freshly stamped in a color that hadn't yet dried, a single word. Active.