Act I — The Junction
They found the junction at the end of the second level's main corridor, and it was not what any of them had imagined a dungeon junction to look like.
Caelin had expected a door, or a gate, or at minimum some architectural signal that choice was required. What they got instead was a room the size of a village hall, its ceiling lost in darkness twenty feet above, its floor worn to a glassy smoothness by feet that hadn't walked here in centuries. Three archways opened from the far wall, each one carved from a different stone. Sandstone, left. Obsidian, centre. Granite, right. No labels. No signage. No helpful inscription from whatever ancient warden had built this place explaining which path led where.
Puddle's rats were already in the room when the party arrived. Six of them sat in a loose semicircle three feet from the archways, completely still, facing the party.
"That's not their usual formation," Jasper said.
"No," Puddle agreed. He crouched and held out his hand. Daisy walked onto his palm and he raised her to eye level. They regarded each other. "She says they went down each passage. Just to the first bend. Just to see."
"And?"
Puddle set Daisy back down. She walked back to the semicircle and sat with the others.
"The left passage smells of old copper and still air," Puddle said. "The middle one has a draft coming up from below. The right one—" He paused. "She says the right one sounds like it breathes."
Nobody asked him to elaborate. Depthspire had already taught them not to press certain details.
Caelin looked at each archway in turn. The ember shard hung against his sternum, warm through his shirt. Not reacting — just present, the way a compass needle settles when it's found its bearing. Whatever was deeper in this place, it was consistent. It had a direction.
"We can't go three ways at once," Vex said. She was studying the obsidian arch, arms folded, her weight on her good leg. "We also can't ignore three of those passages. If this place has anything like prison logic, each one leads somewhere we'll need to have been."
"The centre passage has the draft," Jasper said. "That usually means more dungeon below it. The draft is the dungeon breathing, which means the centre path goes deeper."
"And we want to go deeper," Caelin said.
"We want the heart of it," Jasper agreed. "Yes."
Aslin had said nothing yet. He was looking at Durgan, who was standing slightly apart from the group, closer to the right-hand arch — the one that breathed — than the others. He hadn't moved toward it. He hadn't looked away from it either.
"Durgan," Aslin said quietly.
Durgan turned. His expression was the careful blank he wore when he was managing something. "I know."
"Which one pulls?"
A pause. "The right."
"Then the right one is yours."
Vex looked at Aslin. "You're volunteering him for the passage that sounds like it breathes?"
"I'm acknowledging what's already true," Aslin said. "He's going that way regardless of what we vote. I'm suggesting we organise around it rather than pretend otherwise." He picked up his pack. "The middle passage needs Caelin — if we're going deeper, the ember shard should be with the bulk of us. That leaves the left passage."
"Copper smell and still air," Jasper said, without enthusiasm.
"I'll take the left," Vex said. "I know what copper smells like in old stone."
Something passed across her face when she said it — not quite recognition, not quite dread. She smoothed it over before anyone could name it.
Caelin looked at his party: six people, two of them entirely new to each other a week ago, one of them not quite one person anymore, all of them standing in a three-thousand-year-old dungeon deciding which direction to walk into without knowing what they'd find. He thought about leadership. He thought about the fact that every leader in every story he'd ever read had more information than this at moments like this.
"Stay within shouting distance of your passages for the first hour," he said. "If you reach a decision point deeper than that, come back. We regroup here at—" He looked at the ceiling, the absent windows, the dungeon logic of no natural light. "When your torch burns one finger-width. We use the same candles. Everyone synchronise."
It wasn't an elegant plan. It was the only one available.
"One more thing," Puddle said. He held up a hand. Six rats padded forward from the semicircle — two toward each archway. "So we know if you stop moving."
Nobody argued with that either.