Regression of the Tower's Final Survivor-Chapter 86: The Knowledge Seekers

House Silren’s headquarters didn’t look like a political power.

Where Velran’s building impressed with crystalline splendor and Morveth’s fortress intimidated with dark architecture, the House of Knowledge occupied a structure that resembled nothing so much as an enormous library crossed with a research facility. Scrolls and crystals lined every wall, information storage devices from a dozen different civilizations humming with preserved wisdom.

Dante felt the weight of it the moment he crossed the threshold, centuries of accumulated secrets pressing against his consciousness like a physical force.

"They collect everything," Ravenna murmured beside him. "Every scrap of information that passes through Umbral ends up here eventually."

"Which makes them the most dangerous house on this floor." Dante moved through the entrance hall, noted the absence of guards and the presence of observers, scholars in pale robes who watched the newcomers with the intensity of researchers studying specimens. "Velran has money and Morveth has muscle, but Silren has something both of them need: knowledge about what everyone else is hiding."

They were met by a Noctis who introduced herself as Archivist Veleth, her bioluminescent patterns arranged in complex formations that Dante suspected encoded information in ways he couldn’t read.

"Dante Graves. We’ve been following your progression since Floor 8." Her voice carried the clinical detachment of someone who’d spent too long treating people as data points. "Your rate of advancement is... anomalous."

"I climb fast."

"You climb impossibly fast." She gestured for them to follow her deeper into the structure. "You acquired skills and knowledge that should have taken years to develop. You navigate political situations with the familiarity of someone who’s already experienced them. You carry an artifact that our records suggest shouldn’t exist below Floor 45."

’They know about the Core,’ he thought, unsurprised. ’Of course they know.’

The meeting chamber Veleth led them to was circular, walls covered with crystalline displays that pulsed with information too complex to parse at a glance. In the center, an elderly Noctis sat in a chair that looked more like a throne, his patterns so faded they were nearly invisible.

"High Keeper Draveth," Veleth announced. "Leader of House Silren."

The old Noctis studied Dante with eyes that had seen more than most beings could comprehend.

"Leave us," he said. "The climber and I have much to discuss."

Ravenna’s hand tightened on Dante’s arm, but he squeezed back reassuringly.

"Wait outside. This won’t take long."

She didn’t argue, but her expression made clear she’d be timing exactly how long "not long" turned out to be.

---

When the chamber emptied, Draveth spoke again.

"Your Core is killing you."

Dante didn’t flinch at the directness. "I’m aware."

"Are you aware of what it actually is?" The old Noctis leaned forward, his ancient eyes reflecting the glow of the surrounding information displays. "Not the power it grants you, but what it was before you claimed it. What it still is beneath the surface."

"It’s a piece of something older than the Tower. I’ve seen fragments of its memories."

"Fragments are all you can see without destroying yourself." Draveth gestured at one of the displays, and an image formed in the air: a structure that resembled the Tower but wasn’t, surrounded by entities that looked like nothing Dante had ever encountered. "The Ancient Core was created seven thousand years ago by beings who built this Tower as a ladder. Not a ladder for climbers to ascend, but for something else. Something that exists outside conventional reality and sought a bridge to enter it."

"The Archon."

"You know the name but not the truth." The display shifted, showing something vast and terrible that Dante’s mind refused to fully process. "The Archon is not a creature of the Tower. It is something that existed before the Tower, before the world the Tower was built in, before the concept of existence itself stabilized into recognizable form. It is older than time as you understand it."

"Then what does it want?"

"To ascend. To use the Tower the way it was designed to be used, as a pathway from where it is to where it wishes to be." Draveth’s voice carried weight that seemed to press against the air. "The beings who built this structure created it as a trap, a maze designed to contain the Archon while draining its power over eons. But traps decay. Mazes can be learned. The Archon has spent seven millennia studying the Tower’s mechanisms, and it is very close to understanding how to break free."

Dante absorbed this information, fitting it into the framework of knowledge he’d built across two timelines.

"The Gate Keys," he said slowly. "They’re not just passage tokens. They’re locks."

"Each floor is a layer of the containment structure. Each Gate Key is a seal that was never meant to be opened by those who carry them." Draveth’s expression was unreadable. "When climbers advance, they weaken the barriers. When they fail, the barriers hold. The Tower’s designers assumed an endless stream of climbers would eventually learn to maintain the seals instead of breaking them."

"But climbers don’t maintain. We advance."

"You advance. And with each advancement, the Archon grows closer to freedom." The old Noctis fixed him with a stare that felt like being dissected. "Your Ancient Core was created as a key to the deepest locks. It was given to the greatest of the Tower’s original defenders, the ones trusted to understand that some doors must never be opened. You carry the weight of that responsibility whether you chose to or not."

The chamber felt smaller suddenly, the air thicker.

"Why are you telling me this?"

"Because House Morveth is compromised." Draveth’s voice dropped lower. "The Archon’s influence extends through agents like Adrian Cross, but its roots go deeper. Morveth’s leadership was infiltrated generations ago. They believe they’re serving their own interests, but every decision they make moves them closer to becoming tools of something they don’t understand."

"Can they be saved?"

"Some. Perhaps. If someone forces them to see what they’ve become before the corruption reaches their core." The old Noctis stood, his movement slow but deliberate. "I tell you this because your Core makes you the only being on this floor who might survive direct confrontation with the Archon’s influence. I tell you this because House Silren cannot act without drawing retaliation we’re not prepared to face."

"You want me to clean your mess."

"I want you to understand what you’re actually fighting." Draveth moved closer, and despite his apparent frailty, his presence was overwhelming. "The Archon has been watching you since Floor 5, when you claimed the Core that was meant to imprison rather than empower. It views you as either a threat or a tool, and it has not yet decided which."

The words hit Dante like a physical blow.

"In your original timeline," Draveth continued, "you never reached this floor until the corruption was complete. This time is different. This time you arrived before the trap closed entirely." His ancient eyes seemed to look through Dante rather than at him. "Use that advantage wisely."

Dante’s vision blurred.

The world tilted, and his knees buckled.

---

The pain came without warning, a wave of agony that tore through his mana system like fire through dry grass. The Ancient Core flared beneath his ribs, brilliant green-gold light spilling from his eyes and mouth and the cracks that suddenly appeared across his skin.

He hit the floor, and distantly he heard shouting, the chamber doors bursting open, Ravenna’s voice cutting through the chaos like a blade.

’Not now,’ he thought desperately. ’Not here, not in front of—’

The Core didn’t care about timing. The destabilization that Sera warned about reached critical mass, and suddenly he was fighting just to stay conscious as his body tried to tear itself apart from the inside.

Hands grabbed him. Lifted him. Someone was casting healing magic, green energy that pushed against the Core’s violent expansion but couldn’t stop it.

"His mana system is destabilizing," Sera’s voice, sharp with professional terror. "The Core is fighting his body directly, trying to take over. I can slow it but I can’t stop it."

"Then slow it!" Ravenna. Close. Scared in ways he’d never heard from her.

"I am! But this isn’t a normal injury, it’s like trying to put out a fire by, I don’t know, containing an explosion. The pressure just builds somewhere else."

Dante forced his eyes open, forced words through a throat that felt raw enough to bleed.

"Sera."

She leaned closer, her face pale and her hands glowing with healing magic that she poured into him like water into a cracked vessel.

"Don’t talk. Save your strength."

"How long?"

She hesitated, and in that hesitation he read everything he needed to know.

"Days," she said finally. "Maybe a week if you don’t use the Core at all. Hours if you push it again." Her voice cracked. "Your Core is tearing you apart, Dante. Whatever it was designed for, your body can’t handle the strain anymore."

"Then we fix it."

"I don’t know how!" The words came out desperate, stripped of the professional calm she usually maintained. "This isn’t healing, it’s, I don’t even have words for what’s happening inside you. The energy isn’t flowing, it’s fighting. Every part of your mana system is trying to contain something that doesn’t want to be contained."

Dante closed his eyes, feeling the Core pulse beneath his ribs like a second heart that was slowly killing him.

’Harmony,’ the dream voice whispered. ’Not control. Harmony.’

"There’s a ceremony," he said, the words coming from somewhere he didn’t consciously access. "The Passage Ceremony. When climbers are approved by all three Houses, there’s a ritual that opens the gate to the next floor."

"What about it?"

"The ritual channels concentrated mana. If there was a way to use that energy, to help the Core stabilize instead of fight..." He trailed off, too exhausted to complete the thought.

Sera stared at him, processing rapidly.

"You want to use a floor-advancement ceremony as magical chemotherapy for your corrupted Core?"

"I want to not die before I finish what I started."

She was quiet for a long moment, her hands still glowing, still pouring healing energy into the temporary patches that were all that stood between him and complete system collapse.

"I’ll research it," she said finally. "Whatever that ceremony involves, I’ll find a way to make it work. But you have to promise me something."

"What?"

"No more pushing. No more using the Core beyond basic functions. Every time you flare like you did against the Graviton Beast, you’re burning time you don’t have." Her eyes were fierce despite the fear behind them. "Promise me."

Dante looked at her, at the healer who’d somehow become essential to his survival in ways he never anticipated.

"I promise to try."

"That’s not good enough."

"It’s all I can give you." He managed something that was almost a smile. "But I’ll try very hard."

The chamber’s doors burst open again, this time admitting Draveth and a cadre of Silren healers who immediately descended on him with diagnostic magic that felt like cold water against his burning systems.

"Interesting," the old Noctis said, watching the chaos with the detachment of a scientist observing an experiment. "The Core’s destabilization is accelerating. You have less time than you thought."

"Thank you for the encouragement."

"I’m not here to encourage. I’m here to offer a deal." Draveth waited until the immediate crisis passed, until Dante could focus on something beyond survival. "House Silren will support your passage to Floor 16. In exchange, you will remember what I told you today. When you reach the upper floors, when you finally face what waits at the top, you will remember that some doors were never meant to be opened."

"That’s it? Remember a warning?"

"Sometimes a warning is the most valuable thing one can give." The old Noctis turned away. "Get him stabilized. He has work to do, and dying before he does it would be inconvenient for everyone."

Dante lay back, feeling Sera’s magic and the Silren healers’ efforts slowly pulling him back from the edge of oblivion.

Two Houses down, one to go. A countdown running in his veins that he couldn’t afford to ignore.