The Zone Zero elevator contained an emergency amputation kit.
It hung behind clear plastic between the fire extinguisher and the manual ward crank. The label listed tourniquets, clot foam, sterile field sheet, and two tools Marco chose not to examine while eating the last half of a breakfast biscuit.
“Comforting,” Wes said beside him. “They used to keep it in an opaque box.”
The west service elevator held eighteen workers, two pallets of empty specimen crates, and a powered tug parked behind wheel chocks. Everyone wore helmets and respirators at ready. The badge counter insisted there were nineteen people. The load master swore at it, called names from a creased printout, and counted helmets before closing the doors.
Ray checked Marco's lamp, radio, chin strap, glove cuffs, and contamination tag.
“Your job is not to impress anybody,” he said.
“You told me yesterday.”
“Today there are more ways to misunderstand it.”
The load master called, “Clear.”
Doors met with a compression seal. Overhead light shifted from white to amber. Marco felt the car move down.
For the first minute, the descent resembled any mine elevator from an old documentary: cable hum, vibration through the floor, ears adjusting to pressure. Then the floor indicator passed the documented depth of Blackridge No. 4.
The elevator kept going.
Numbers on the display no longer represented feet. They showed access stations—Z0-A, Z0-B, LOWER LOGISTICS—and between them the car sometimes moved too long, sometimes not long enough. Marco's body insisted they were descending. The site map claimed the route turned beneath itself twice. Nobody discussed which sensation was wrong.
Wes drank coffee from a squeeze bottle designed for respirator crews.
“First time?” asked a woman beside the tug.
Marco nodded.
“Don't watch the indicator.”
“Why?”
“Doesn't make us arrive faster.”
He stopped watching.
The doors opened a little over twenty minutes later by Marco's phone and much later by his stomach. Warm mineral air entered the car, filtered but distinct: damp concrete, machine oil, hot stone, and a sweet fungal note underneath.
ZONE 0 — LOWER LOGISTICS had been stenciled across an old blast wall. Someone had painted WEST LIFT beneath it, crossed that out, and added WEST LIFT MOST DAYS. Beyond it, electric carts moved through an arched tunnel large enough for two trucks. Concrete lined the first fifty yards. After that, the wall became black dungeon stone crossed by sagging cable trays and safety stripes in several competing colors.
Marco stepped out and looked back at the elevator as if he might need to remember where it was.
“Good habit,” Ray said. “Wrong assumption.”
“What assumption?”
“That this will still be your exit. During a shutdown it might be the east lift, a refuge, or whichever shaft answers the radio. Read the board, then ask somebody. The board lies slower than memory, but it still lies.”
The route board had once been illuminated. Now a whiteboard hung across its dead lower half. Green grease-pencil lines led toward two lift banks and three refuges. One route was taped over. Another ended at a note in different handwriting: WATER IN PASSAGE—ASK NIGHT SHIFT.
Marco read until Ray moved on.
The first casualty refuge stood a hundred yards down the tunnel in what had once been a blasting room. Its patched pressure door protected two cots, bottled water, oxygen, and a medical cabinet secured with three kinds of latch. An air pipe ran through the wall beneath fresh sealant. Someone had written above the handle: HARDER TO REACH IS NOT SAFE.
“Lowest-risk zone,” Marco said.
Ray glanced at him. “Who used that word?”
“County site guide.”
“County guide also says don't drink tunnel condensation. Both statements require context.”
New underground workers stopped at the Zone Zero first-aid post before their first assignment. It occupied a widened recess behind a pressure door salvaged from somewhere else; the frame had been cut twice before it fit. Two cots faced a desk crowded with oxygen bottles, paper charts, and a mana reader old enough to require a slap before its screen woke.
A nurse copied Marco's badge number after the reader failed to connect and checked his pulse, eyes, and mana response.
“Any pain before shift?” she asked.
“Normal soreness from training.”
“Normal is not a location.”
He pointed out his calves, shoulders, and the old left-knee ache. She made him rate each one and entered the answers.
“If the knee changes, you report it. Same for pressure behind the eyes, metal taste, missing time, strange interface text, or a coworker saying you aren't acting like yourself. We still don't know why half those symptoms overlap. That isn't permission to choose the cheap explanation.”
“Does that happen in Zone Zero?”
“It has happened in the surface parking lot.”
The door opened. Two workers guided in a third whose sleeve had been cut away. Angry red marks crossed his forearm beneath a layer of neutralizing gel. He walked under his own power and argued that he could finish the shift.
The receiving nurse said, “You can finish filling out an exposure form.”
Ray moved Marco clear of the treatment path.
“Fungus?” Marco asked once the bay curtain closed.
“Looks like resin splash,” Ray said. “Could be wrong. That's why neither of us is treating him.”
The nurse gave Marco a folded photocopy of the nearest routes and symptoms worth reporting. Two corrections had been written over the printed map. Ray made him put it in the clear pocket inside his coveralls rather than his locker.
“You won't remember a phone number when you're scared,” he said.
“The route map is posted.”
“Smoke covers signs. Power fails. People follow the person in front of them even when he's wrong. Carry the card.”
Marco did.
On the way back to the logistics tunnel, they passed the injured worker's partner giving the same account to an ADR clerk and a contractor supervisor because neither could use the other's form. The partner looked irritated, frightened, and practiced. Nothing about the scene resembled heroism. A seal had failed, somebody had been hurt, and several imperfect systems were trying to keep the injury ordinary.
Their shift board assigned them to Staging Cage Four. A foreman scanned Marco's trainee badge and handed Ray a work slate.
“Ore returns first. Sealed field packs at nine. Spoiled bluecap from Twelve whenever surface post-processing stops arguing about ownership.”
“Whose cart?” Ray asked.
“Ridgeway Forty-Six.”
Wes groaned. “Forty-Six pulls left.”
“Then keep it away from things on the left.”
Cart Forty-Six was a low powered platform with a steering handle, scratched rails, and a rear wheel whose tread had worn unevenly. Its inspection slate opened to last month's record because the underground network had not synced. Ray ignored the screen and made Marco test the brake, cutoff, ground strap, hooks, wheels, and steering by hand.
Marco reached toward a pale stain on the side rail.
“Know what that is?” Ray asked.
His glove stopped four inches away. “No.”
“Then why are you touching it?”
Marco withdrew his hand.
Ray sprayed the stain with indicator solution. It remained clear. “Dried mineral binder. Harmless now. Ask first anyway.”
He wrote the pull problem on a paper tag tied beside two older repair notes. One claimed the wheel had been replaced. The wheel disagreed.
Their first load was eight sealed ore bins from a returning Zone One crew. Each bin weighed nearly four hundred pounds, but Marco did not lift them. He guided a manual jack beneath the pallets, aligned them with the cart, attached retaining hooks, and pulled tension into cargo straps while Ray checked his order.
The work was less dramatic than carrying stones by hand and harder than it looked. Straps had to lie flat. Labels remained visible. Weight stayed centered. The cart's bad wheel tried to drag every load toward passing traffic.
At the staging ramp, Marco pushed while Wes steered.
“Use the motor,” Marco said after ten yards.
“Motor's giving us everything it emotionally can.”
Ray walked beside the load. “Short steps, Hale. Hips under you. Don't straighten your arms.”
Marco adjusted. Laborer settled around the motion like a familiar grip. The improvement was real enough to feel and too small to make the ramp merciful.
At the top, his breathing rasped inside the respirator.
“You didn't need to wear that on this route,” Wes said.
Marco looked at Ray.
“Air board says green,” Ray said. “Respirator ready, not sealed, unless I tell you or you smell something the board missed.”
Marco broke the seal and tasted cooler air. “Could've mentioned that before the ramp.”
“Could've asked why everyone else had theirs open.”
The air board hung directly beside the assignment board.
Marco stored the mistake where pride could not improve it.
At nine, a red-striped freight cart arrived from the Zone One transfer gallery carrying three sealed ridge-crawler field packs.
The packs were smaller than bodies and uglier than butchered meat. Each polymer trough held rolled hide, tagged organ bags, plate sections, and whichever clean muscle groups the field processor had managed before the escort called movement. One team had taken a clean neck and both scent glands. Another had abandoned half the hide after fresh scraping started beyond the work lights. Blood mixed with clear preservative in the trough channels.
Nothing dropped a glowing item. Nothing vanished. The dead animals smelled like wet dog, copper, and crushed cedar.
The security team handed over three field tags stained with blood and preservative. One was printed, one handwritten, and one had been corrected so often Ray asked the archer to read it aloud. He compared them to the seals while Marco stood behind the yellow transfer line.
Salvage pulled faintly at his attention. The cleanly killed crawler's hide seemed more coherent, the line of its ribs easier to imagine beneath the skin. A gland beneath the jaw registered as a point of possible value. He did not know the organ's name or whether it was dangerous.
At Ridgeway's interview table, he had needed four separated trays and time to decide where value remained. Here his attention settled beneath the jaw before his eyes finished tracing the damaged hide.
“Can I ask what sits under the lower jaw?” he said.
Ray looked at the labeled organ bag, then at Marco. “Scent gland. Useful if the sac isn't ruptured. Irritates skin and makes you popular with every crawler downwind.”
“Do we handle it?”
“Processing does. We move the trough.”
Marco secured the lid without touching the drain valves. Ray watched, then tied the least readable tag beneath the lid strap so the surface crew would not lose it.
They hauled the field packs to the sealed cold lift for surface post-processing. The cart pulled left. A tie-down began tapping against the rail midway through the route.
Marco heard it on the third tap. He called stop, set the brake, and waited for Ray before approaching. One hook had seated against the edge of a recess instead of through it. The load had shifted less than half an inch.
“Would it have failed?” Marco asked.
“Eventually.”
“On this trip?”
“Does that change the fix?”
Marco reseated the hook.
Ray took the slate. Under trainee performance, he added a note without showing him.
At noon, the break room television carried a sports panel arguing over West Virginia's new quarterback. Half the room believed he needed time. The other half believed time was a conspiracy invented by coaches.
Wes poured coffee from a communal pot.
“How old?” Marco asked.
“Timestamp says 04:10.”
“That's not what I meant.”
“Don't ask questions when you fear the answer.”
Ray ate soup from a steel container. A driver in an ADR uniform leaned across the next table.
“Mercer, you still picking State over Tech?”
“Still don't care.”
“You joined the pool.”
“Pike wrote my name.”
Wes stirred powdered creamer into his cup. “Community requires participation.”
“You put me down for forty-eight points.”
“Optimism requires sacrifice.”
The argument shifted to whether an Imprinted football would violate conference rules. Nobody discussed the crawler parts rising toward the surface two tunnels away. Marco understood then how work made room around extraordinary things. People could adapt to impossible geometry and monsters; bad coffee remained bad coffee.
His hands trembled when he lifted his sandwich.
He tucked his elbows against the table so Wes would not see.
Ray saw.
“Eat slower,” he said. “And drink water.”
“I'm fine.”
“That's not a medical finding.”
Marco drank.
The spoiled bluecap arrived after lunch in twelve sealed drums.
Staging Twelve and Surface Processing Three had resolved ownership by assigning the problem to Ridgeway. The fungus had overheated during transport. Pressure domed two lids. Sweet odor leaked around one gasket despite the outer seal.
Ray put on his respirator. Marco followed without needing the air board.
An orange handling sheet had been taped to the first drum. It called for full gloves, face seal, and fungus apron, but its picture showed the older lid design. Marco read it twice and then looked at Ray.
“Disposal route?” he asked.
“Surface thermal rendering,” Ray said. “We stage at the red waste lift. A licensed handler vents the drums after they cross the threshold.”
“Do we move the domed ones with the rest?”
“The stable ones together. Domed ones on the old spill cart, no stacking. Sheet doesn't say that because it was written before these drums started swelling at the seam.”
Marco and Wes loaded the stable drums first. Each weighed seventy pounds. No single lift exceeded what Marco could handle. Ten lifts made the lie visible.
His thighs burned. Sweat collected beneath his hard hat. The respirator turned every breath into work. Laborer helped him repeat the motion, but repetition did not become free.
On the eighth drum, he bent too far from the hips.
Ray stopped him with two fingers against the lid. “Reset.”
“I've got it.”
“Then demonstrate by putting it down.”
Marco lowered the drum.
“Closer stance,” Ray said. “Tip to the edge. Hands opposite. Let Pike take half.”
“I can lift seventy.”
“The job is twelve drums, a four-hundred-yard route, and whatever comes after. Nobody pays extra because you used all of your back before two.”
Wes took the far handle. “I charge by the half.”
Together they finished.
The red-door disposal route ran beyond the old mine survey boundary. Marco knew because a historical line remained painted across the wall, labeled ORIGINAL EXTENT. They crossed it and kept walking for six minutes. The tunnel did not curve. On the surface, six minutes at that pace would have put them beneath open air on the far side of the slope.
Here, another staging junction opened ahead.
A new placard called it Junction L-12. An older mine plate beneath it pointed toward SHAFT FOUR—1,180 FT. A plywood arrow added by a night crew pointed toward LOWER LOGISTICS. All three faced roughly the same direction. None described the corridor they had just walked.
Marco tried to reconstruct the route in his head: elevator descent, right at the casualty refuge, two staging turns, then straight across the original boundary. The geometry resisted memory by feeling perfectly normal one piece at a time.
“Does a map actually work down here?” he asked.
“A recent route map usually works,” Ray said. “A map that assumes the space stays where surface geometry put it does not.”
“What's the difference?”
“Chalk, anchors, people in Survey, and old workers refusing to trust any route they haven't walked this week.”
Wes pushed the empty drum cart through the junction. “Survey issued three updates last month. Night shift drew a fourth on the lunch-room wall.”
Ray tapped the blue route stripe with his boot. It disappeared beneath a patch of mineral bloom and resumed several yards later. “You follow the freshest marks and confirm at every junction. If the wall disagrees with memory, stop. If two marks disagree with each other, stop faster.”
The tunnel ahead carried the same lights, cable trays, and tire marks as the one behind. Marco understood why the town could grow used to the impossible. The Ridge did not demand belief. It demanded attention.
Wes saw Marco looking at the wall line. “First rule of internal geography.”
“Which is?”
“Let Survey worry about it.”
Ray shook his head. “First rule is trust marked routes, not what direction feels true. Survey also worries about it.”
They staged the drums at the red door and returned with an empty cart that somehow took just as long.
Halfway back, Ray raised one fist.
Marco stopped the cart. Wes stopped breathing loudly enough for him to notice.
A rope of clear residue hung from a cable tray above the route. It had not been there on the outward trip. The lower end contracted in slow translucent rings that might have been remaining muscle or only ventilation moving fresh gel.
Ray eased the short spear from the clamp on his pack. “Back to the junction. Same order.”
“Slime trail,” Wes said.
“And you're mostly water.”
They backed the cart without turning. The clear rope swayed but did not follow. Ray kept himself between it and the crew until the junction gate closed.
The radio produced static in that junction, so Wes backed to the red door and returned with a ward technician. She tested a smear from the floor, studied the drain, and refused to call the route clear from one sample. A juvenile slime might have crossed after the outward trip. The residue might also have dropped from something larger moving above the cable tray.
Nobody saw what had left the trail. The path remained closed for the better part of an hour while two escorts swept the drains and overhead channels. Neither found the animal. One found a gap behind a cable bracket that did not appear on the maintenance sketch.
Ray crossed the route off Marco's photocopy and wrote the time beside it. Around them, staging traffic diverted through a corridor two crews had disagreed about that morning. Zone Zero did not need to produce a monster every shift. One fresh trail in the wrong place was enough.
By final cleanup, Marco's muscles had passed pain and become unreliable. His gloves slipped against the mop handle. When he crouched to secure a bin, standing required a private negotiation.
He checked the shift clock. Ten minutes remained.
“Don't count down underground,” Ray said.
Marco straightened. “You monitor thoughts too?”
“Only obvious ones.”
The return elevator was quieter. Workers leaned against walls or sat on folded gear bags. Marco's clothes cooled against his skin. His hands shook openly now.
At the surface locker room, he returned his lamp and radio, inspected the respirator, and put contaminated clothing into the issued laundry bag. The lamp clerk wrote his return time by hand because the ward test had knocked the terminal offline again.
“You asked before unfamiliar contact,” he said.
Marco waited.
“That's the whole compliment.”
“I'll try not to spend it at once.”
Ray's mouth moved slightly. “Five-fifteen tomorrow.”
Marco made it to Sarah's sedan before sitting. His legs threatened to fold when he lowered himself into the driver's seat. He drank the last warm water in his bottle and waited for his grip to stop trembling before turning the key.
Blue text appeared at the edge of his vision: Endurance Foundation: 0.00% → 0.01%. Carrying Foundation: 0.00% → 0.02%.
Marco stared at the decimals.
Two hundredths of one percent.
He photographed the notice through the System's export function, then hesitated over sending it to the family group. Lucy would decide 0.02% meant he had become two percent of something. Emma would ask for context he did not have. Sarah would ask first whether he could drive.
Marco called instead.
“You out?” Sarah answered.
“Surface lot.”
“All attached?”
He looked down at himself. “Original quantity.”
“How was the county's lowest-risk zone?”
Marco thought of the amputation kit, the resin burn in the rescue alcove, the sealed crawler packs, and a tunnel extending beyond the point where surface land ran out.
“Mostly work,” he said. “The dangerous part can start without warning.”
Sarah was quiet for half a beat. “Ray teach you that word?”
“Repeatedly.”
“Can you drive?”
“After water.”
“Good answer. Dinner's in the oven. Lucy has made you a certificate.”
“For what?”
“It says underground surviv.”
“Close enough.”
The call did not reduce the soreness. It restored the reason to leave it at the site instead of carrying it silently into the house.
His back hurt. His feet had blisters beginning beneath both heels. He had spent an entire shift underground for a number small enough to lose in rounding.
Then the truck's battery warning lit when the engine caught, and numbers resumed their usual authority.
Marco put the car in gear. At 5:15 tomorrow, he would do it again.