The Collegium had given Tarin a copy of the graphs. That was not the same as owning the test.
He told himself this while he stood alone in Quill’s rear sorting lane, after the receiving shutters were down and the river lamps had thinned to yellow bars across the warehouse floor. The copy lay folded inside his coat. Every line on it had a Collegium mark, a Court timestamp, an evaluator’s initials. LATCH-1 was his. The cleanest proof of what it could do was not.
Quill had no force court. It had a hand winch, a freight scale with a cracked brass dial, three lengths of chain, and a condemned sorting cage built heavily enough to survive men dropping card crates into it from shoulder height. Tarin had spent twenty minutes turning those into a test rig. He had not asked Mara.
The condemned cage was Quill stock, not a client’s. He had checked the tag twice. The rail clamp came from the repair shelf. He had cleared the lane around the rig and moved two solvent tins to the wash table. That was the kind of care that made the rest of the decision feel less reckless while he was making it.
At the far end of the lane, a night sorter named Hessa was closing intake tags into their boxes. She had asked what he was doing.
“Load check,” Tarin had said.
“Mara know?”
He had pretended not to hear over the winch ratchet.
Now LATCH-1 sat against the steel rail, dark and compact in his hand. The HOLDFAST branch had changed almost nothing about its silhouette. That was part of why he wanted this. The Collegium graph said the difference was real. He wanted a mark on Quill steel that belonged to nobody’s instrument but his own eyes.
He set the condemned cage on its skids, hooked the chain, and activated LATCH-1. The knife bit the rail. He took up slack with the winch until the brass needle passed the first chalk mark. The cage dragged an inch and stopped. The Latch held. He increased the pull, watched the rail flex, then released.
A clean run. He wrote the number on scrap paper.
Behind him, something smelled faintly sharp. Tarin looked toward the condemned-card room. The door was shut. The odor was too dry for solvent and too thin for smoke.
Ozone.
Spent cards did that sometimes when the weather changed. The river had been damp all day. He waited until the smell faded, reset the cage at a new angle, and told himself the second run mattered because the Court had changed angle on him too.
The second activation came harder through his hand. Not painful. Just warm. The winch clicked. The needle climbed past the first mark, then the second. LATCH-1 shifted less than the old knife would have. The hook stayed where Tarin had placed it.
From the nearest sorting rack came a papery flick. Hessa looked up. Three damaged utility cards in a quarantine tray had lit along their edges, dull orange under their sleeves. The light vanished almost at once.
“Tarin.”
“I saw it.”
“Shared flicker. Shut down.”
He had heard Mara use the same two words. Shared flicker meant stop treating each damaged card as separate. The room itself had become the hazard. Tarin released LATCH-1, and the edge lights died with it.
There. Cause and effect. He should have packed the rig.
Instead he stared at the numbers on the scrap paper. One straight pull. One angled pull. The second was the useful one, but the glow had contaminated the run. If anyone asked what the yard background had done, he would have no answer except that he had stopped.
“One more,” he said.
Hessa stopped tying her tag bundle. “No.”
“Lower duration. Same load. Then I’m done.”
“Mara said shared flicker means done.”
He knew that. He also knew tomorrow the Collegium could say its record was the only controlled high-load evidence that existed. He reset the chain.
Hessa swore and crossed toward the wall alarm. Tarin activated LATCH-1 before she reached it.
The Charge draw bit sharper than it had outside the yard.
The warning flashed and vanished. At the same instant, a dozen card edges lit across two racks. The smell changed from ozone to hot ink.
Tarin’s hand froze on the winch. The cage had not moved. LATCH-1 held beautifully, and that was the worst part. He could see the proof he had wanted while the room told him to stop.
“Power it down,” Hessa said.
He did. Most of the lights faded. Two did not. One old pump-control card under a red damage tag kept a coal-colored line along its lower edge. Another tray gave a tiny synchronized twitch.
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Tarin stepped toward the rack, then stopped. If he pulled the hot card now, he could carry contamination into his hand and across the lane. The wall alarm lever was three paces from Hessa. He still had time to end it there.
Instead he looked once at the winch dial. The third run had reached higher load than the Court’s clean baseline before he shut down. Not enough to tell him where the new hold failed. Enough to make the question worse.
He could lower the load. One brief release-and-catch. No long pull. If LATCH-1 reacquired cleanly under a hot background, he would have something the Court did not.
Hessa saw his hand move back toward the card. “Don’t.”
Tarin activated.
The warehouse answered before the Latch finished seating. Every low-grade card in the nearest rack flickered at once. A line of orange ran down the quarantine tray like a match under paper. The pump-control card gave a soft wet pop. Its printed face blurred sideways beneath the laminate, the identity mark smearing into a dark fan.
Then the tray ignited.
Tarin killed LATCH-1. “Alarm!”
Hessa was already pulling it. A brass bell hammered through the yard. Proof disappeared from his mind so completely it felt like losing a room in the dark.
“Front lane. Out.”
“I’m not leaving you—”
“You’re not helping me. You’re getting the front shutter open and counting whoever’s still inside.”
Hessa hesitated only long enough to glare at him, then ran.
Tarin shoved LATCH-1 into its sleeve without looking at it. No active card. No Thread. No Siphon. The glow had followed the activations; feeding it more Charge would only give the yard more ways to answer. He seized the long-handled quarantine hook from the wall and dragged the burning tray toward the wash channel.
Heat hit his face. His bandaged forearm protested when he leaned his weight into the pole, but he kept both hands on it. The tray caught on the leg of a sorting rack.
Behind it sat two shelves of ordinary business: stripped casings waiting for sale by weight, three tagged repair lots, a carrier consignment in blue sleeves, and a crate of client-owned pump cards that had come in that afternoon. Tarin had not touched those for his test. He had still put them in the same room as it.
The first burning sleeve curled off the tray and landed under the rack. Tarin abandoned the hook, kicked the wash-channel release, and sent a sheet of cold gray water across the floor. It knocked the loose flame flat but did nothing to the cards already glowing inside their sleeves.
He grabbed the nearest rolling cage and rammed it sideways between the hot rack and the client crate. The cage wheels locked crooked.
“Move!”
Mara’s voice came from the front lane. She was in her work coat over night clothes, hair tied back badly, one hand already pulling on hazard gloves. Hessa was behind her with the attendance slate.
Mara took in the glowing rack, the improvised winch rig, and Tarin in one sweep. She did not ask what happened.
“Blue consignments first. Hessa, front. Tarin, kill ventilation intake, open river exhaust. No cards.”
He obeyed. The exhaust lever fought him halfway. He put his shoulder into it until the vent shutters banged open above the wash tables and hot chemical air pulled riverward.
Mara and Hessa rolled one client crate clear. Tarin took the second. A sleeve inside flashed orange as they crossed the lane, but it went dark once they reached the front floor.
His satchel was still under the improvised winch rail. SIPHON-0 was inside it, full from the clean bench cycle, along with the receipt packet and two days of notes. A burning sleeve dropped between him and the bag.
Tarin shifted toward it.
Mara pointed at the blue client crate. “That first.”
For one ugly heartbeat he hated her for being right. Then he took the crate.
The rear rack did not survive. Heat climbed through the damaged stock faster than water could take it. Printed faces whitened, ran, and blackened. A row of repairable utility cards became curled laminate and metallic ash. The blue carrier consignment at the bottom shelf began to glow.
Mara looked at it once. “Leave it.”
“We can drag—”
“Leave it.”
They flooded the isolation channel and sacrificed the whole rear rack to keep the heat from crossing into the condemned-card room. Gray water hit Tarin’s satchel before he could reach it. The flap curled. Something inside gave one sharp amber flash and went black.
The fire shrank to steam, hot ink, and a low ugly shimmer beneath the surface.
By the time the municipal hazard crew arrived, everyone was outside. Seven names were on Mara’s worker slate. Seven checks beside them.
Mara caught Hessa by the wrists and turned both hands over under the yard lamp, checking for heat damage before she asked anything else. Hessa pulled free only after Mara was satisfied. Her tag bundle was still inside by the rear lane, along with the coat she had dropped when the alarm went. She would not look at Tarin.
No one cheered.
The crew went in with inert hooks and containment cloth. They brought Tarin’s satchel out in a containment tray. The leather was soaked through and half the paper inside had fused into gray pulp.
LATCH-1 was still in Tarin’s hand. SIPHON-0 was not so lucky.
The reservoir card had split along its intake seam. The amber line was gone; its printed identity had bled into the warped sleeve. Pattern Sight was unnecessary. The System gave him one blunt line when he touched the dry corner.
Eight stored Charge-equivalent, the remaining filter cycles, and the card itself were gone. No donor came back out of a destroyed fusion.
Tarin stared at the result until the hazard lead took the tray away from him.
“Client property first,” Mara said from behind him.
He pressed his thumbnail into his index finger. “I know.”
That was the problem. He had known before the fire too.
Mara spoke to the crew lead in precise nouns: unauthorized activation, mixed damaged stock, shared flicker, ignition, client consignments exposed, one carrier lot destroyed. She did not soften the sequence for him.
The lead asked who initiated the test.
“I did,” Tarin said.
Mara did not look at him.
The first loss sheet came out before the smoke cleared: destroyed inventory, damaged client stock, emergency costs, insurance notice, and restitution still to be assessed. The rear lane closed pending release; Quill could keep receiving at the front only if Mara isolated it.
The numbers on the loss sheet were blank. That made them worse.
Tarin found Mara beside the office stairs after the crew finished its first pass.
“I can pay it back.”
Her face was gray with fatigue. “You don’t know what it costs.”
“Then I’ll find out.”
“That’s not the part I don’t believe.”
He had no answer for that.
Mara took the hazard key from her belt. The chipped brass key Tarin had used a hundred times under her eye stayed where it was. The red seal was different: numbered wire, stamped plate, licensing mark. She threaded it through the rear-lane gate.
“You don’t go past this,” she said.
“Mara—”
“Not tonight.”
The plate snapped shut. Behind it, Quill’s rear sorting lane was black with wash water and ruined stock. The improvised test rig still stood where Tarin had built it, chain slack, chalk marks visible on the floor beside a rack that no longer existed.
Mara wrote the incident number on the hanging tag, then closed the gate.
The seal stayed red between them.