I Was Marked By The System's Arbiter

Chapter 123: Chapter 123: A Lesson in Prediction

Nobody moved first.

The common room held its breath around Tang Li’s empty chair, around the closed notebook nobody wanted to touch again, around the cold tea and the jacket still hanging off the chair back like she might return any second to claim it. Lu Fan’s hand hovered over nothing, fingers curled the exact shape of a wrist that wasn’t there anymore, and he didn’t lower it. He simply stayed like that, frozen, as if lowering his arm would be the thing that finally made it real.

Then, from somewhere down the corridor, a class began to recite.

It came slowly at first — a murmur under the floor, under the walls, easy to mistake for the wind moving through old plumbing. Then it sharpened. Voices. Several of them. Speaking together in a rhythm too even to be accidental.

Shen Rui’s head came up first. "Is that—" He stopped, listened harder, and something in his face shifted from confused to genuinely bewildered. "That’s a class reciting. That’s an actual class."

"It’s past nine," Ye Xian said quietly. "There are no classes at nine."

"Maybe it’s an evening study session," Shen Rui offered, though even he didn’t sound like he believed it. "Some schools do that. Extra credit, cram sessions, whatever—"

"Listen to the words," Lin Yue said.

He hadn’t moved from where he crouched beside Tang Li’s chair. He hadn’t looked up. But his attention had already left the room, already left the ink-stained table and the girl who wasn’t there anymore, and settled entirely on the sound bleeding through the walls.

The others quieted. The recitation continued, distant but clear enough now to make out individual syllables, and slowly the words resolved into something recognizable.

"That’s—" Su Qing’s brow furrowed. "That’s Zhou Mu’s welcome speech. The one from morning assembly. Word for word."

"It can’t be," Shen Rui said. "That was hours ago. Nobody just — recites a class president’s morning greeting for fun."

"They’re not doing it for fun," Bai Wuyin said.

His voice came out small, the way it always did in front of the others — the practiced tremble, the wide eyes, the sketchbook clutched a little tighter to his narrow chest. But Lin Yue, listening as much to the boy beside him as to the sound down the hall, noticed the difference immediately. Bai Wuyin wasn’t afraid the way Shen Rui was afraid. Shen Rui’s fear made him talk faster, fill silence with guesses. Bai Wuyin’s fear — if it was fear at all — made him go very still and listen with his whole body, the way someone listens when they suspect the answer to a question they haven’t asked yet.

"What do you mean?" He Yuan said. His voice had the flat, careful tone of someone still recovering from having watched a girl disappear an hour ago and not wanting to process anything else tonight. "What do you mean, not for fun?"

"Listen to the rhythm," Lin Yue said, finally standing. "Not the words. The rhythm."

They listened.

It took a moment before Su Qing caught it, her eyes going distant the way they did whenever she cross-referenced something against her own memory. "It’s not being read," she said slowly. "Nobody reads something that evenly unless they’ve said it a hundred times before. That’s not recitation. That’s memorization. Deep memorization."

"They’ve said this passage enough times that the pauses have worn smooth," Lin Yue said. "Every hesitation Zhou Mu had this morning — and he had several, small ones, at the start of each new thought — is gone. What we’re hearing isn’t an echo of this morning. It’s a version of this morning that’s been repeated until it stopped sounding like a first time."

The room went quiet again, and this time the quiet had teeth in it.

"Okay," Shen Rui said, dragging a hand down his face. "Okay. That’s — that’s worse than I wanted it to be, but sure. Let’s go with that." He looked around at the others, forcing something that wasn’t quite a smile. "So what, we just sit here and listen to ghost children do a class presentation about our own morning?"

"We go find them," Lin Yue said.

"Of course we do," Shen Rui muttered. "Of course that’s the plan."

They left Tang Li’s chair the way it was. Nobody suggested moving it, and nobody said why. Lu Fan came last, one hand pressed flat over the pocket where his own small notebook sat, the other still curled faintly at his side, like the shape of holding on hadn’t quite left his fingers yet.

The corridor outside the common room was darker than it should have been at this hour, the overhead lights burning at half their usual brightness, throwing long unsteady shadows down the hall. The recitation carried through the walls ahead of them, and Lin Yue noticed almost immediately that it didn’t behave the way sound was supposed to behave.

"It’s coming from the classroom ahead," Ye Xian said, angling his head. "No — wait."

The voices shifted. One moment they seemed to come from directly in front, the next from somewhere behind, and then, for one disorienting stretch, from above — as if the recitation were happening on a floor that didn’t exist yet, pressing down through a ceiling that shouldn’t have carried sound at all.

"Tell me that’s an acoustics thing," Shen Rui said, voice tight. "Tell me old buildings do that. Echoes bouncing off old plaster, weird angles, I don’t know—"

"There’s no echo," Lin Yue said. "An echo distorts. This doesn’t distort. It just relocates."

"That’s not better," Shen Rui said.

"No," Lin Yue agreed. "It isn’t."

They followed it anyway, turning down a side corridor none of them remembered using before tonight, though none of them said so out loud — there had been enough new corridors this week that pointing each one out had stopped feeling useful days ago. The recitation grew steadier as they walked, less like they were closing a distance and more like the building itself was deciding, hallway by hallway, how close it wanted them to get.

Eventually they reached a door.

It sat at the end of a short stub of corridor that dead-ended just past it — no other doors nearby, no windows, nothing to place it against. The door itself was closed, unmarked. No number. No nameplate, not even the ghost-outline of a plate that had been removed. Su Qing, whose memory for the academy’s floor plans had become something close to load-bearing for the group at this point, stared at it with open unease.

"There’s nothing here," she said. "I’ve mapped this wing. There’s a supply closet at the end of this hall. Not a classroom."

"Tell me that’s not another room that wasn’t here yesterday," Shen Rui muttered, and nobody answered him, because nobody had an answer that wouldn’t make it worse.

The recitation was unmistakably coming from inside.

Lin Yue approached the door first. There was a narrow window set into it at head height, the kind meant for a teacher to glance in without opening the door, its glass fogged with a film of dust too even to be natural, like something had been breathed onto it from the inside and never wiped away.

He stepped close enough to look through.

The recitation stopped.

Instantly. Not trailing off, not fading — cut, the way a recording cuts when the power dies, every voice silenced at exactly the same syllable.

The silence that followed was worse than the sound had been. Su Qing’s breathing had gone shallow beside him. Even Shen Rui, who talked through nearly everything, had nothing to say.

Then — one voice, alone, picked the recitation back up exactly where it had stopped.

Lin Yue went very still.

He knew that voice. Everyone in the corridor knew that voice, the way you know your own name spoken in another room.

It was Shen Rui’s.

"That’s—" Shen Rui’s own actual voice, the real one standing beside Lin Yue, came out cracked and disbelieving. "That’s me. That’s my voice. I’m not — I’m right here, I’m not saying anything—"

A second voice joined the first. Su Qing’s, precise and even, matching the cadence exactly.

Su Qing’s hand found the doorframe and gripped it.

A third voice. He Yuan’s. Then a fourth.

Ning Yue’s.

The room went colder than the corridor around it, a cold that had nothing to do with temperature. Nobody said her name. Nobody needed to. It hung in the recitation, calm and ordinary, reciting Zhou Mu’s welcome speech in a voice that belonged to a girl who had been pulled through a window a few days ago and never come back.

"Don’t," Lin Yue said quietly, before anyone could ask the question building behind every face in the corridor. "Don’t say it. Just look."

He leaned into the narrow window.

The classroom on the other side was full.

Rows of desks stretched back farther than the hallway outside should have allowed, each one occupied. Students in uniforms, backs straight, heads bowed low over open notebooks exactly the way a diligent class recites from memory — eyes down, posture correct, hands folded or resting lightly on the desk’s edge.

Their faces refused to resolve.

It wasn’t that they were hidden, not exactly. Some sat turned three-quarters away, hair falling forward at an angle that should have shown more than it did. Some faced the window fully and still somehow slid off the eye the moment Lin Yue tried to hold on to a feature — a nose, a mouth, the shape of a jaw — the way a word repeated too many times stops sounding like a word. He counted the desks instead of the faces, because the desks, at least, held still. Dozens. Too many for any classroom this academy had shown them so far.

"Let me look," Su Qing said, low, and Lin Yue stepped aside.

She went pale almost immediately. "That’s — I can hear myself in there. Third row. I can hear the exact way I say ’attendance,’ the little pause before it, the one my old teacher used to correct—"

"They’re using voices we’ve already heard," Bai Wuyin said.

He’d come up quietly beside Lin Yue, close enough that only Lin Yue would catch the shift in his tone — the public tremble thinning out, just slightly, into something flatter. Something that sounded less like fear performed for an audience and more like a private, unhappy fact being stated out loud.

"Why," Lin Yue asked, matching his volume, letting the question sit just between the two of them under the noise of the others crowding the window.

Bai Wuyin’s single visible eye — the sharp one, dark and unblinking — stayed fixed on the classroom.

"Because they remember us," he said.

Lin Yue turned that over. "Say that again."

"They’re not copying our voices right now," Bai Wuyin said. "You’d hear a seam if they were. A little wrongness, like a recording played back through the wrong speaker. There isn’t one. It sounds exactly right. That only happens if they’ve heard it enough times to get it exactly right." He paused, and something in his small shoulders drew tighter, though his face stayed carefully neutral for anyone glancing over. "Which means they’ve heard us before. Not tonight. Before tonight."

"That’s not possible," Su Qing said, catching the tail end of it, forgetting for a moment to keep her voice down. "We arrived three days ago. There’s no ’before’ for them to have heard."

"There’s a before for someone," Bai Wuyin said. "Just maybe not us."

Nobody had an answer for that, and the recitation behind the glass didn’t pause to let them find one.

It shifted.

The rhythm broke — not into silence, but into something new, plainer, conversational in a way the earlier recitation hadn’t been. One voice, distinct from the layered chorus, spoke a short sentence on its own.

"He Yuan will fall."

He Yuan’s whole body went rigid. "What?"

"Three steps," the voice said. Lin Yue’s stomach turned cold, recognizing it now that it stood alone — that same too-smooth cadence, but shaped, this time, into something that sounded almost gentle. Almost kind. Which made it worse.

"I’m standing right here," He Yuan said, louder now, backing half a step from the door as if putting distance between himself and the glass could put distance between himself and the sentence. "I haven’t moved. I’m not going anywhere near a staircase—"

"Two," the voice said.

"He Yuan," Lin Yue said sharply. "Don’t move."

He Yuan froze — but froze wrong, his weight already shifted, his balance already compromised by the sudden stop, standing exactly three steps from the stairwell that opened at the corridor’s dead end behind them, the one none of them had thought twice about walking past to reach this door.

"One," the voice said, and there was something almost eager in it now, something that made Shen Rui’s hand twitch toward He Yuan’s sleeve half a second too late.

He Yuan’s heel caught the edge of the top stair.

It happened fast and small and completely undramatic — a stumble, not a fall, his arms flailing out for balance, his shoulder catching the railing hard enough to leave a bruise and nothing worse. Su Qing grabbed for his other arm on instinct. He Yuan went down half a step, caught himself, straightened, breathing hard, very much alive, very much unharmed.

But nobody moved for a long moment after that, because the ordinariness of it — a boy tripping on a stair, the single most mundane thing that had happened to any of them all week — was somehow the most frightening part of the entire encounter.

"I’m fine," He Yuan said, too fast, gripping the railing with both hands now like it might try to take him next. "I’m — see, I’m fine, it’s a stair, people trip on stairs, that doesn’t mean—"

"It knew," Su Qing said quietly.

"It’s a coincidence," Shen Rui said, though his voice had none of its usual conviction. "The stair’s uneven, maybe, or he was already off-balance from — from tonight, from everything, that’s not the same as—"

"It’s not the fall," Lin Yue said. He hadn’t looked away from He Yuan the entire time, watching the exact sequence of his feet, his weight, the count. "It’s the timing. It told us where he was standing. It told us how many steps he’d take before it happened. And it counted down to the exact second his heel would catch." He turned back toward the window, toward the classroom that had gone quiet again, waiting. "A guess doesn’t know the count. A guess says ’watch your step.’ This said ’three,’ and meant it."

He looked through the glass one more time.

The rows of students hadn’t moved. But several of the bowed heads had lifted — not turned toward the window exactly, not staring, just raised a fraction, the way a class lifts its head when it hears something interesting happen at the front of the room. As if He Yuan’s stumble had been the lesson, and it was over now, and they were simply noting that it had gone as expected.

Bai Wuyin’s hand found the edge of Lin Yue’s sleeve. When Lin Yue glanced down, the boy’s face had stopped performing entirely.

There was no tremble in it now. No wide, frightened-child eyes angled for an audience that, for the moment, wasn’t watching him at all — every other player still clustered around He Yuan, around the stairwell, around the fact of the fall itself. Just Lin Yue, close enough to see it, and Bai Wuyin, letting him.

"They’re not guessing," Bai Wuyin said, very quietly. "They already watched this happen once."

Lin Yue held his gaze. "You’re certain."

"A guess is wrong sometimes," Bai Wuyin said. "This wasn’t wrong. It counted down to a stumble that hadn’t started yet, on a stair none of us chose to be near, and it was right down to the step. You don’t guess your way to that. You remember your way to it." He glanced back toward the glass, toward the rows of faces that refused to hold still under any eye that tried to keep them. "They’re not predicting He Yuan. They already have him. This just happened before, somewhere we can’t see, and they’re — they’re replaying it. Like a lesson they already taught."

"Then what were we watching?" Lin Yue asked.

Bai Wuyin was quiet for a moment.

"A rehearsal," he said. "Except we’re not the ones rehearsing. We’re the ones being checked against."

The others were still crowded near the stairwell when Lin Yue turned back to the group — He Yuan pale and shaken, insisting through gritted teeth that he was fine while Su Qing checked his shoulder with the brisk, no-nonsense hands of someone who needed something to do with her fear. Shen Rui had gone quiet in a way that didn’t suit him, glancing back toward the unmarked door every few seconds like it might have followed them down the hall.

"We should go," Ye Xian said. He hadn’t said much since they’d found the door, which Lin Yue noted without commenting on it — Ye Xian, ordinarily unbothered by nearly everything, standing a half-step closer to the group than usual, eyes flicking often toward Lin Yue rather than toward the classroom.

"Agreed," Su Qing said, not looking up from He Yuan’s shoulder. "We’re not opening that door. Whatever’s in there, it isn’t something we fight our way through."

"Nobody’s suggesting we open it," Lin Yue said.

"Good," Shen Rui muttered. "Because I have never in my life wanted less to open a door."

They started back down the corridor the way they’d come, the group moving tighter together than it had on the way in, nobody quite willing to say why. The recitation resumed behind them almost immediately — not the welcome speech this time, not any of their voices layered into a chorus. Something new. Smaller. Predictions again, but different ones now, quieter, almost offhand.

"Someone will open a door," one voice said, distant and calm.

Nobody near them had touched a door.

"Someone will look behind them," another voice said.

Shen Rui, three steps ahead, visibly fought the urge and lost, glancing back over his shoulder at the empty hallway.

Su Qing’s hand tightened on Lin Yue’s sleeve without either of them acknowledging it. "It just said that," she whispered. "It said it before he did it."

"Someone will speak," a third voice said.

"I’m not saying anything," Shen Rui said immediately — and then went rigid, realizing what he’d just done.

The group slowed to a stop in the middle of the corridor, all of them suddenly, acutely afraid to move, to speak, to do anything that might match whatever sentence the room behind them had already spoken about it.

It was Lin Yue who broke the stillness, deliberately, forcing himself to keep walking at an ordinary pace. "Standing still is its own kind of predictable," he said. "If we let it decide what we do by trying not to prove it right, it’s already won without lifting a finger. Keep moving."

The others followed, tense, watching their own feet as if their feet might betray them.

They didn’t hear the recitation again after that. The corridor opened eventually into the main hallway, familiar, ordinarily lit, and the group’s collective breath came out all at once, shaky and relieved in the way breath only is after real fear.

That was when the cold pressure built behind Lin Yue’s eyes — the familiar, unhurried weight that always came before the System’s blue text unspooled across his vision.

[SYSTEM NOTICE.]

[PREDICTIVE ACCURACY: INCREASED.]

[CAUSE: CUMULATIVE RULE VIOLATIONS DETECTED.]

[THE ACADEMY RETAINS BEHAVIORAL PATTERNS.]

[FUTURE DEVIATIONS MAY BE RECOGNIZED BEFORE THEY OCCUR.]

[EXERCISE CAUTION.]

It dissolved before Lin Yue could ask it anything, the way it always did, offering just enough to unsettle and nothing close to enough to help.

"What did it say?" Su Qing asked, watching his face.

Lin Yue relayed it, plainly, without softening it. He watched the words land on each of them differently — Shen Rui’s jaw tightening, He Yuan’s hand going, unconsciously, back to his bruised shoulder, Ye Xian’s expression settling into something unreadably still.

"So every Rule we’ve broken," Su Qing said slowly, "makes it better at guessing us."

"Not guessing," Lin Yue said. "Remembering, if Bai Wuyin’s right." He glanced at the boy, who had already folded himself back into the frightened-child posture the moment Ye Xian’s attention had drifted his way, sketchbook hugged tight, eyes wide and uncertain, playing the part flawlessly again for anyone not already looking for the seams. "The Rules were never just restrictions. They’re the only thing keeping us from becoming predictable enough for it to use against us."

"That’s comforting," Shen Rui said, with no comfort in his voice at all.

Nobody laughed.

They reached the dormitory wing a little after midnight, the hallway quieter than it had any right to be, the kind of quiet that pressed against the ears rather than simply existing. Doors closed one by one — Ye Xian and Shen Rui into 202, Su Qing pausing at 203 with one last unreadable glance back down the corridor before disappearing inside, He Yuan still favoring his bruised shoulder as he and Mo Jun stepped into 205.

Lin Yue and Bai Wuyin reached Room 201 last.

Bai Wuyin didn’t drop the act until the door was shut and the corridor lights had dimmed to their usual midnight setting. Then he set the sketchbook down on the desk, sat on the edge of his bed, and finally let his shoulders lower into something closer to his real posture.

"You believe it’s not a prediction," Lin Yue said, watching him.

"I believe predictions are wrong sometimes," Bai Wuyin said. "Memory isn’t. Not the way it counted down He Yuan’s steps." He looked up, and for a moment the flat, matter-of-fact tone he only used with Lin Yue carried something almost like unease underneath it — rare enough, from him, that it landed harder than fear would have. "The part that worries me isn’t that they knew. It’s that they were slightly wrong about something else — I heard it, right at the start. They said ’left.’ He fell right."

Lin Yue went still. "You’re certain."

"I don’t misremember things like that," Bai Wuyin said. "It means whatever they’re remembering isn’t exactly this. It’s close. Close enough to get almost everything right. But not identical." He picked the sketchbook back up, opening it to a blank page, charcoal pencil already moving in short, testing strokes, though Lin Yue couldn’t yet tell what he meant to draw. "Which means this isn’t the first time this day has happened. It’s just not happening the same way twice."

Lin Yue said nothing for a long moment, turning that over the way he turned over anything that had the shape of a real answer hiding under an ugly one.

"Then something already changed it once," he said finally. "Something, or someone."

Bai Wuyin didn’t look up from the page. "Or several someones," he said. "One difference at a time, every loop. That’s usually how a pattern breaks — not all at once. One small choice that goes the other way."

Neither of them said anything else for a while. Outside, the corridor stayed silent, the ordinary, waiting kind of silent that the dormitory wore every night after curfew — footsteps not yet begun, the hallway clock ticking its same small dry sound, nothing to mark tonight as different from any other.

Then the footsteps started.

Lin Yue heard them the moment they began — slow, measured, deliberate, the same unhurried rhythm the dormitory had worn every night since their arrival. He counted without meaning to, the way he’d learned to count everything here. One step. Two.

They should have stopped at some door along the way. They always stopped at some door.

They didn’t.

They reached the exact center of the corridor, between Room 203 and Room 204, and stopped there instead — in the open hallway, nowhere near a single door, exactly where nothing had ever stopped before.

Silence followed. The kind that pressed against the ears.

Then, from somewhere inside the walls, a knock.

Not one door. Every door. All twelve of them, at once, the sound so perfectly synchronized it barely registered as twelve separate impacts at all — one single, impossible strike against the entire wing, landing on every room in the building in the same fraction of the same second.

Lin Yue was already moving toward the door when it happened, and Bai Wuyin’s pencil had stopped dead against the page, both of them frozen in the same instant the knock finished, listening to a silence that had never once, in three nights of counting footsteps, sounded like this.

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