"We should keep moving," Miyuki said as they left the Clefairy temple behind. Morning light filtered through ventilation shafts, creating dusty columns in the main tunnel. "Cerulean is still eight hours away."
"Agreed." Sasuke checked his map, comparing it to the route markers painted on the tunnel walls. Green arrows pointed toward Cerulean, red toward Pewter. Simple navigation for a complex cave system.
Kiyomi had stopped walking. She stood at a side passage the group had passed twice already, once entering, once leaving the temple area. Her laptop was open, screen displaying what looked like geological survey data overlaid with historical maps.
"The Elder said the weapon was sealed in the deep places," Kiyomi said. She wasn't looking at them, her attention fixed on the side tunnel. "Places even Clefairy don't travel."
"Kiyomi." Kasumi's voice carried warning. "We agreed. Cerulean first, Contest, then we come back with proper support."
"I know. But look at this." Kiyomi turned the laptop so they could see the screen. "These are the original survey maps from when Mt. Moon was first explored two hundred years ago. See this chamber?" She pointed to a large space marked on the map, perhaps half a kilometer from their current position. "It's labeled 'Ancient Battlefield - Restricted Access.' The survey team found evidence of pre-modern warfare and sealed it off."
"Sealed off for good reason," Miyuki said. "If professionals decided it was too dangerous-"
"The Elder's warning mentioned war," Kiyomi interrupted. "Pokemon against Pokemon, before humans arrived. What if this battlefield is where the weapon was used? Where it was sealed?" She looked at Sasuke. "We're here now. We have the Elder's blessing and protection. If we leave and come back later, Aether might have finished their excavation."
Sasuke studied the side tunnel. It was narrower than the main passage, unmarked by League safety systems. Darkness pressed against their light sources with almost physical weight. Every instinct said to keep moving toward safety and civilization.
But Kiyomi was right. They were here now, hours from the sealed weapon. Aether was close to breaking through. If they could gather evidence, photographs, documentation, proof of Aether's excavation, they'd have concrete reasons for authorities to intervene.
"One hour," Sasuke said. "We investigate, document, and leave. If anything feels wrong, we retreat immediately."
"Thank you." Kiyomi saved her files and shouldered her laptop bag. "I'll lead. I have the survey coordinates."
They entered the side tunnel in single file. Sasuke went second, Victini providing light from his shoulder. Miyuki third, Shaymin's natural glow supplementing the flashlights. Kasumi brought up the rear, Gardevoir materialized for protection.
The tunnel descended steeply. The air grew colder, heavier. Bioluminescent moss disappeared after the first fifty meters, leaving only artificial light to push back darkness that felt hungry. Water dripped somewhere distant, echoes suggesting vast spaces beyond their vision.
"The survey team found this accidentally," Kiyomi said. Her voice sounded too loud in the confined space. "A Diglett created a sinkhole that exposed the upper chambers. When they explored, they found... well, we'll see."
The tunnel widened abruptly into a natural cavern. Flashlight beams revealed a space perhaps thirty meters across, ceiling lost in shadow above. Stone formations jutted from the ground like broken teeth. And everywhere, scattered across the floor, embedded in walls, half-buried in calcified mineral deposits, lay remnants of battle.
Sasuke knelt beside the nearest object. A Pokeball, or what had once been a Pokeball. The design was crude compared to modern versions, two wooden hemispheres bound with metal wire, a simple latch mechanism corroded beyond function. The wood had fossilized, turned to stone over centuries of mineral exposure.
"This is incredible." Kiyomi was already photographing, her camera flash creating strobe-light snapshots of ancient warfare. "These are proto-Pokeballs. Third or fourth generation designs, maybe five hundred years old." She moved to another cluster. "These are different. See the metal reinforcement? That's military grade. Made for combat, not partnership."
Miyuki examined something that might have been armor, metal plates shaped to fit over a Pokemon's body. Restraints were built into the design. Not protection, control. "They forced Pokemon to wear this. To fight."
Kasumi had found weapons. Not modern tools, but crude instruments clearly meant for Pokemon use. A massive club sized for Machoke or Primeape. Blades shaped for Scyther claws. A staff with crystallized elemental energy still faintly glowing at its tip. "These aren't human weapons. These are for Pokemon to use against each other."
"Evidence of the war," Sasuke said. He'd found inscriptions carved into a relatively flat section of wall. The language was archaic, but readable, Old Kantonian, taught in school as historical curiosity. "Can you translate this, Kiyomi?"
She approached with her camera, photographing the inscription from multiple angles. Her laptop had translation software, but she read aloud as it processed, her voice halting over unfamiliar grammar.
"'Here fell the armies of dominion. Here the Partnership's defenders made their stand. Here the Serpent was bound by sacrifice and will. Let no hand break these seals. Let no ambition wake what sleeps. Partnership or death, there is no third path.'"
Silence followed the translation. Even their breathing seemed too loud.
"The Serpent," Miyuki said quietly. "The Elder called the weapon Nameless. But someone called it the Serpent."
"Iron Serpent, maybe?" Kasumi pointed to another inscription near the first. This one was simpler, larger, carved with desperate urgency. "Look."
NEVER AWAKEN THE IRON SERPENT
The words were repeated in three languages, Old Kantonian, Old Johtonian, and a third script Sasuke didn't recognize. Whatever civilization had sealed this weapon wanted absolutely no confusion about the danger.
"They carved warnings in three languages," Kiyomi said. She was typing rapidly, documenting everything. "That suggests a coalition. Multiple regions working together to seal it. This wasn't one faction defeating another. This was everyone recognizing the threat."
Sasuke moved deeper into the cavern, following a path cleared through debris. His flashlight caught more inscriptions, more warnings, more evidence of desperate battle. Fossilized bones that might have been Pokemon or might have been human. Scorch marks on stone walls. Claw gouges that suggested massive size.
And then his light found something that stopped him cold.
Fresh excavation marks.
Modern tools had cut through mineral deposits. Drills had punctured ancient stone. Support beams made of treated lumber propped up a deliberately enlarged passage leading deeper. Electric cables snaked along the floor, powering lights that had been hastily disconnected but not removed.
"They've been here," Sasuke called to the others. "Recently."
The group converged on the excavation site. The evidence was undeniable, within the last few days, possibly hours, someone had been digging. Someone with professional equipment and clear purpose.
Kiyomi photographed everything. Miyuki collected sample materials, wood shavings from the support beams, a fragment of electric cable, disturbed soil that might contain identifiable contaminants. Kasumi recorded video on her Pokegear, documenting the excavation from multiple angles.
Sasuke followed the cleared passage. It descended sharply, reinforced every few meters with those modern supports. His flashlight beam disappeared into darkness that the light couldn't fully penetrate. Something down there absorbed illumination, creating a void that hurt to look at directly.
"Sasuke, don't!" Miyuki grabbed his arm. "Whatever's down there, we shouldn't go closer."
She was right. The oppressive feeling from the tunnel had intensified tenfold here. The air tasted metallic. Victini, usually fearless, pressed against Sasuke's neck and made anxious sounds. Even the Victory Pokemon felt wrong here.
"We have enough," Kiyomi said. Her hands shook slightly as she lowered her camera. "Photos, coordinates, excavation evidence. This is proof Aether is digging toward the seal. This is enough for authorities to intervene."
"Is it?" Kasumi's violet eyes reflected flashlight beams. "Aether has credentials, permits, official authorization. They've covered their tracks everywhere else. What if League officials just confiscate our evidence and bury it?"
The question hung in the cold air. They'd seen enough corruption, checkpoint officers turning blind eyes, bureaucrats issuing permits without investigation, League credentials used as shields for illegal activity. What guarantee did they have that reporting this would do anything except warn Aether to accelerate their timeline?
"Itachi will believe us," Sasuke said. He was already composing the message in his mind. "He's investigating Aether from the Champion's office. This evidence, combined with what he's already found..." He pulled out his Pokegear, checking for signal. Nothing. They were too deep. "As soon as we reach the surface, I send everything to him. Photos, coordinates, Kiyomi's research, the Elder's warning."
"And Officer Jenny at the checkpoint," Miyuki added. "She was already suspicious. If we give her concrete proof of illegal excavation in a restricted area-"
A sound interrupted her. Distant but growing closer. Mechanical grinding, like heavy machinery operating underground. And voices, multiple people talking over radio static.
"They're here," Kasumi whispered. "Aether. They're here right now."
"Out. Now." Sasuke grabbed Kiyomi's arm and pulled her toward the entrance tunnel. "Move!"
They ran. Not carefully, not quietly, pure flight through the darkness. Flashlights bounced wildly, creating disorienting strobe effects against stone walls. The mechanical grinding grew louder, mixed with confused shouts as whoever was below noticed lights and movement above.
Sasuke glanced back once. In the excavation passage, the darkness had begun moving. Not flowing, moving with purpose and intelligence. Reaching upward with appendages that absorbed light and left wrongness in their wake.
"Don't look!" He shoved Kiyomi forward. "Just run!"
They burst from the side tunnel into the main passage. Morning light from ventilation shafts felt like salvation. The oppressive weight lifted immediately, replaced by Mt. Moon's normal cave atmosphere, cool and damp but not malevolent.
Behind them, something roared. Not a Pokemon cry, too mechanical, too distorted. Like metal scraping metal at frequencies that shouldn't exist.
"Keep running!" Kasumi had Butterfree out, the Bug-type using Sleep Powder behind them. Not to attack, to obscure, to create cover. The powder cloud filled the side tunnel entrance with choking sediment.
They didn't stop running until they reached the first League safety station, two kilometers up the main tunnel. Sasuke slapped the emergency beacon, and red lights began flashing, alerting Rangers to trouble.
They collapsed against the station walls, gasping for breath. Victini trembled against Sasuke's chest. Shaymin had hidden entirely in Miyuki's hair. Even Gardevoir looked shaken, her usually serene expression troubled.
"What was that?" Kasumi managed between breaths. "That sound. That... thing."
"The weapon stirring," Kiyomi said. She'd somehow maintained her grip on both camera and laptop through the entire escape. "The Elder said it was testing its bonds. We just heard it trying to wake up."
Miyuki pulled out the medicinal herbs the Clefairy had gifted them. She brewed quick tea using supplies from the safety station, forcing everyone to drink despite the bitter taste. The herbs worked immediately, racing hearts calmed, shaking hands steadied, panic-driven adrenaline metabolized into clear-headed focus.
"Thank the Elder," Miyuki said quietly. She drank her own tea in careful sips. "These are designed for mental recovery after psychic trauma. The Clefairy knew we'd need them."
Sasuke checked his phone again. Still no signal, safety stations had emergency beacons but not communication equipment. They were another six hours from Cerulean, from signal range, from the ability to contact Itachi or authorities.
Six hours during which Aether might complete their excavation. Six hours while that thing in the darkness tested its bonds. Six hours hoping the seal would hold.
"We have to move fast," Sasuke said. "Once we reach Cerulean, we contact everyone simultaneously. Itachi, Professor Oak, Officer Jenny, League headquarters. We make this public if we have to, post the evidence online, force official response."
"Aether will know we were there," Kiyomi said. She reviewed her photographs, ensuring all the critical evidence had captured properly. "They'll know someone documented their excavation."
"Good." Sasuke stood, forcing exhausted muscles back into motion. "Let them know we're watching. Let them know they can't operate in secret anymore." He looked at each of them in turn. "We're in this now. No going back."
"I don't want to go back," Miyuki said. She held Ryu close, the young Bagon clutching his Clefairy talisman. "What Aether is trying to unleash... that thing would hurt Pokemon. Would hurt people. Would hurt everything."
"Then we stop them," Kasumi said. She'd recovered her usual energy, violet eyes bright with determination. "Four rookies against a massive criminal organization with infinite resources. What could go wrong?"
Despite everything, the horror in the darkness, the roar that still echoed in memory, the exhaustion and fear and weight of responsibility, Sasuke found himself smiling.
"Everything," he said. "Everything could go wrong. But we're going to try anyway."
They left the safety station with evidence secured and determination renewed. The main tunnel stretched ahead, lit by bioluminescent markers and morning shafts of light. Six hours to Cerulean. Six hours to civilization and help and the ability to fight back.
Behind them, in the deep places where ancient warnings guarded older horrors, the Iron Serpent tested its bonds and dreamed of freedom.
But ahead, four trainers and their Pokemon carried moon magic and proof of conspiracy, gifts from an Elder and the weight of worlds on their shoulders.
Partnership or death. There was no third path.