The tower door swung inward on a breath of cool, stale air.

  Will stepped through first, Azra tight against his neck with her slender tail hooked partially around his throat. Shane followed at his right, Taren at his back, Brat gliding in a slow arc just ahead like a small, glowing scout no one else could see.

  The main hall of the tower bore almost no resemblance to Belhaven’s airy, sun?lined corridors.

  Here, space rose more than it sprawled.

  The entry opened into a vast, circular chamber. A generous apron of stone extended from the threshold, offering a stable vantage point before the floor gave way to the void. Beyond that curving edge, an open shaft dropped away into shadow for several stories, then climbed again above them: a hollow spine running straight up through the Isle. Concentric balconies ringed the void at each level, their inner edges protected by slender stone balustrades carved with repeating sigils.

  Light fell from above in a clear, vertical column, catching dust motes that drifted in the shaft like slow, weightless snow. It was impossible to tell where the light came from; there were no windows at the top, no visible source—just a steady, ambient glow, like the tower itself had decided that this was how bright it should be and made it so.

  Walkways radiated out from the central ring at each floor, leading into corridors and rooms that curved away out of sight.

  “The Builder liked his verticality,” Brat observed softly, voice echoing faintly up and down the shaft. “Very ‘behold my spine of knowledge’ chic.”

  “This way,” Shane said, almost under his breath. He paused at the edge of the landing, his head tilted as if catching a frequency just out of reach. “I can feel the Echo... wandering. It’s moving through the tower’s marrow, but the resonance is bouncing. It's too diffuse to pin down from here.”

  He looked into the depths of the shaft, then back up at the soaring heights. “We’ll start at the root and work our way up. Lower levels first—ground-side functions. If the Echo has been active, we’ll see the tracks of it there before we climb.”

  He led them along the narrow ring of floor that skirted the shaft to a stairway hugging the outer wall. The steps were shallow and even, spiraling downward into the cool, dim air of the foundation. Their own footfalls sounded too loud—leather on stone, a faint scrape as Taren’s boot caught a speck of grit.

  On the first balcony down, Shane turned right, away from the void.

  “Here,” he said.

  The corridor beyond was lined with doorways, their frames marked by small, elegant plaques in a language Will didn’t recognize but his Sapphire-primed brain politely translated anyway: COMMON ROOM, KITCHEN, STAFF QUARTERS, LOWER HALLS.

  They started with the common room.

  Shane pushed the door open without ceremony. It swung in on a space that might have been pulled from any campus anywhere: tables and chairs scattered in loose arrangement, shelves along the walls cluttered with board games and battered books, a low, wide hearth currently cold and swept. Someone had left a sweater draped over the back of a chair; a mug with a dried ring of something once hot sat beside it.

  A polished scrying mirror hung above the hearth. Its surface was not quite still.

  Will stepped closer. The glass was clouded, its usual depth fogged with a faint, bluish haze. Every few seconds, an image tried to coalesce—lines of a face, a smudge of a room—then unraveled before it could resolve.

  “Residual feed,” Brat said, hovering at Will's shoulder. He looked toward Shane, though his words were for Will. “These are usually hooked to the Arcanum, right? Ask him.”

  “Shane? These mirrors... are they usually hooked to the Arcanum?” Will asked, glancing back at him.

  “Yes,” Shane said, stepping up beside him. “For announcements. Or, sometimes, just… to watch the gardens.” His smile was brief, pained. “It should be dark while the Isle is in lockdown.”

  Brat squinted, his eyes flickering with a rapid, internal light as he parsed the data streams. “There’s a pulse coming from upstairs every time it tries to resolve. Something’s stepping on the transmission before it can finish. Like it’s being told ‘not now’ on repeat.”

  Will watched as the haze swirled and smoothed again. A thin thread of unease wound through his chest. The room looked like the students had just stepped out to a lecture—they’d left cups, books, a half?finished game on one of the tables where the pieces sat mid?play—but the mirror made it feel like the building itself was trying to remember what it had seen.

  “Let’s keep moving,” he said.

  The kitchen was worse.

  It was large, high?ceilinged, and meticulously appointed: long prep tables, gleaming knives on magnet strips, a row of stoves against the far wall, all dark and cold. Platters and bowls were still laid out at one of the nearer counters, frozen in the middle of a meal service. Bread loaves were covered in pale fuzz. A pot sat congealed on the stove top, the stew inside a cracked, mottled surface of gray and brown. The faint, sour tang of old food hung in the air.

  Shane walked through the space like a ghost, his fingers trailing an inch above the surfaces. “We all started to feel it at once,” he said quietly. “A heavy, cold weight in the air, like a haunting. But there was no specter in the halls. The haunting was coming from within.”

  “What did it do?” Will asked.

  Shane stared at the empty stools at the long table. “The things you learn to block out just to get through the day—the shames, the failures, the grief—they began to surface. You’d be mid-sentence, and suddenly you were back in your own darkest moment, reliving it with a clarity that made the present disappear. Everyone was impacted, trapped in their own heads, unable to shake it but experiencing the trauma of a past moment as if it had just occurred.”

  He snapped his fingers. The sound was too sharp in the silence. “We had only recently learned about the Barrow Pylon failing and thought the echoes were just a side effect of that. A glitch in the local wards. But then we realized the entire triad was buckling in unison. The memory echoes grew stronger, more suffocating. And then... we felt him.”

  Shane looked up. “It was Founder Cindervale himself. An echo of his consciousness, fused into the very marrow of the Isle, waking up in a rage because his greatest creation was being allowed to rot. He wasn't just pacing the halls; he was punishing us for our neglect.”

  Will ran his thumb along the back of a stool, feeling faint grooves carved by restless fingers. The idea of a legendary Founder turning the minds of his own students into cages was a horror that made his jaw tighten.

  “Abandoning the Isle was the right call,” he said.

  “Yes,” Shane said. “But it left this.” His hand swept to take in the half?finished bowls, the mold, the quiet.

  They checked the dormitory wing next. Narrow halls lined with doors, each opening on small, almost identical rooms: two beds, two trunks, shelves crammed with books and trinkets. In one, a pair of boots sat neatly at the foot of a bed; the bed itself was unmade, covers thrown back as if someone had gotten up and never come back to smooth them. In another, a bedside table still held a stack of flash cards for elemental theory, a pen across the top.

  Azra stayed close in these corridors, her body a warm, constant weight on Will’s shoulder. Every so often she’d stretch her neck to sniff at a doorway, then draw back with a low, uneasy hum.

  “Anything, girl?” Will murmured.

  He got impressions back from their newly formed bond, hazy around the edges: dust, old magic, the ghost?heat of too many bodies in too small a space, the sense of a song cut off mid?note. No threat. Just absence.

  They moved on.

  Every room told the same story. A trunk half?packed and left gaping. A robe thrown across a chair, sleeves trailing toward the floor. A strip of parchment tacked to a wall with a study schedule written in careful, disciplined hand—Elementals, Wards, Ethics—neatly crossed through right up until the last day, which was blank.

  After the third or fourth room, Will stopped in the hallway and looked back the way they’d come. The quiet pressed in on all sides: all the lives that had been paused here mid?motion and then pulled away.

  “How many people lived on the Isle?” he asked.

  Shane’s hand brushed the doorframe nearest him, fingertips resting on the carved wood as if it were skin. “Two hundred, at most,” he said. “Students. Faculty. Staff. Enough to fill the halls with noise when everyone was awake.” His mouth twitched, somewhere between fondness and grief. “You could always tell when the first?years arrived for term. The tower felt… fuller. Like it was listening harder.”

  He let his hand fall. “One day it was all of that. The next, it was ordered to be empty. We left with what we could carry and what we could stomach taking. The rest stayed.” He nodded toward an open door where a pair of boots waited at the foot of an unmade bed. “It felt wrong. But worse to stay.”

  Will took that in for a moment. The itching wrongness at the back of his neck wasn’t ghosts or blood; it was the residue of a life interrupted on purpose. The horror here wasn’t a massacre. It was a retreat.

  He exhaled through his nose. “Whatever’s left down here, it isn’t him,” he said. “He walked through this level and kept going. We’re just following his footprints.”

  Shane met his eyes and nodded once, the set of his shoulders firming. “The tower’s heart is above,” he said. “Archives, then the core. If Cindervale’s Echo is anywhere, it might be where he did his deepest work.”

  Brat, for once, kept his commentary to himself. He floated a little closer to Will and glanced upward along the curve of the stairwell, as if he could feel the weight of stone and intent stacked over their heads.

  Will turned toward the central shaft. From here, he could just see the edge of the main hall’s balcony above, and beyond that, hints of higher rings vanishing into the diffuse light.

  They retraced their steps back to the stairway. As they began to climb, the low halls and abandoned kitchens fell away beneath them, swallowed by distance and the constant white hush of the tower’s breath. With each turn of the spiral, the air thinned a little, sharpened with a faint metallic tang.

  Somewhere above, Will thought, something was waiting.

  He tightened his hand gently on Azra’s back and kept climbing.

  The next flight of stairs felt shorter.

  Maybe it was the purpose settling in Will’s chest, or the way the air sharpened with each turn of the spiral—thinning, brightening, picking up a faint metallic tang that tasted of ink and old power. Whatever the cause, by the time they stepped off onto the next balcony, the heaviness of the lower levels sat behind them like a closed book.

  “Archives,” Shane said quietly.

  This balcony was narrower than the one below, its balustrade crowding closer to the central shaft. The light from above pooled brighter here, painting pale disks onto the stone. A single corridor ran straight away from the rail, the doors along its length taller and set deeper into the wall than the ones they’d passed before. Their frames weren’t marked with simple plaques; instead, each lintel bore intricate sigils carved into the stone itself.

  Will’s mind translated a few at a glance—ELEMENTAL THEORY, PRINCIPLES OF ABJURATION, HISTORICAL TREATISES—but Shane didn’t slow for any of them.

  He stopped at the fifth door.

  This one had no plaque, no obvious title. Only dark wood banded in iron, and above it, a sigil carved more deeply than the rest: a circle of light with a stylized falcon at its center, three straight lines spearing out from its heart.

  The tale has been taken without authorization; if you see it on Amazon, report the incident.

  Valcairn.

  Will didn’t need the system to tell him that. The symbol tugged at something old and wordless in his bones.

  Shane drew in a breath and let it out slowly. “The sealed vault,” he said. “Cindervale’s private collection. Founder?tier work. Prototypes. The things he didn’t trust anyone else to have without the crown’s say?so.”

  “Have you been inside?” Will asked.

  Shane huffed a humorless laugh. “No. We recited the theories in class and argued over scraps of his notes. The wards here…” He gestured up at the sigil. “It answers to the Sapphire line and the Isle itself. I have neither.”

  “Lucky me,” Will murmured.

  He stepped forward and laid his palm flat against the center of the door.

  At first, nothing happened. The wood was smooth and cool under his hand, the iron bands inert. Then the carved sigil above his head flared to life—circle and falcon both—lines of light tracing out from the bird’s heart in a three?pointed star. The glow burned azure at the edges and gold at the center, a color that made his eyes ache and his heart lurch in the same instant.

  A pulse shuddered through the stone—a deep, resonant thump that he felt more than heard. Azra stiffened on his shoulder, claws digging into the leather of his jacket, but she didn’t pull away.

  Somewhere inside the wall, mechanisms stirred. The iron bands warmed under his palm. Tiny, hairline cracks of light appeared where wood met metal, spilling pale radiance from within. The slow, heavy scrape of bolts withdrawing echoed from behind the door—one, then another, then a third.

  The door eased inward on its own, as if pushed by a hand of air.

  Brat floated up to hover near Will’s shoulder, eyes bright. “Of course,” he said. “Why carry a key when you can just be one?”

  The air inside was cooler and drier, touched with the dust of old paper and the clean bite of ink and vellum. Beneath those familiar scents lay something sharper—like the lingering trace of ozone after lightning had struck here once and then thought better of it.

  The room wasn’t large. It didn’t need to be.

  Shelves lined two walls from floor to ceiling, each bay holding carefully labeled scroll tubes and slim, bound volumes. The fourth wall opposite the door was broken by a long, waist?high workbench. Its stone surface was inlaid with silver lines that traced circles and sigils across it in a web of overlapping patterns. Above the bench, crystalline plaques hung in a staggered array, each etched with tight, angular handwriting—what he assumed was Cindervale’s own hand.

  Shane stopped on the threshold as if there were an invisible line he didn’t dare cross. His fingers curled reflexively at his sides. “We shouldn’t linger,” he said, but his gaze was riveted to the shelves.

  Will stepped fully into the room.

  The light shifted when he crossed the threshold, brightening almost imperceptibly. Azra lifted her head, sniffing, then settled again with a low, curious trill.

  Brat drifted past with none of Shane’s hesitation, weaving between shelves like a child in a forbidden library. “This place is ridiculous,” he breathed. “You’ve been running around throwing basic fireballs and he had this sitting upstairs the whole time?”

  “Brat,” Will said.

  “Right, right. Focus.” He smirked at his own pun, then turned toward the nearest crystalline plaque.

  Will let his fingers drift along the spines of the nearest shelf. There were titles in Arcanist shorthand—ADVANCED ABJURATIONS, STRUCTURAL WARDS: CASE STUDIES—and others more poetic: ON WEAVING THE AIR, THE WEIGHT OF LIGHT.

  One slim, unmarked volume near the middle of the row caught his eye.

  It wasn’t the binding—plain and dark, identical to half a dozen others. It was the glow. To his eyes, a faint halo of azure shimmered around it, like the afterimage of a spell burned onto his vision. The glow pulsed once, slow as a heartbeat, then faded back to nothing.

  “Brat,” he murmured, not taking his hand off the shelf. “Do you see that?”

  Brat floated closer, squinting at the row. “See what? Shelf of boring, shelf of boring, shelf of ‘please don’t explode me.’”

  “The blue,” Will said. “Right here.” He tapped the spine lightly.

  Brat shook his head. “Nada. Either you’re having a stroke, or the tower’s decided to give you a private light show.”

  Will’s hand closed on the unmarked volume. The cover was smooth and warm, the material somewhere between leather and stone. It hummed faintly under his touch.

  He pulled it free.

  The first page was blank for a heartbeat, then script bloomed across it in soft, luminous ink. Not printed text—no font he recognized—but a flowing line that resolved itself into words as he watched.

  Aether Sight.

  Below the title, diagrams began to unfurl: circles and lines, arcs intersecting through a stylized eye. Notes curled along the margins in that same angular hand—notations about “seeing the weave beneath the world,” about layering perception without tearing it.

  The ink pulsed azure and gold.

  Only he and Brat seemed to notice. To Shane, the page was simply full of light.

  Shane leaned in from the doorway, brow furrowing. “The theories on that one were… aspirational,” he said. “Seeing active spellwork, yes, but also seeing echoes of what had been done in a place. Cindervale wrote that it might be possible, but most of us assumed it was metaphor. A meditation, not an actual working.”

  Will’s heart ticked up a notch. He let his gaze move over the page. Even before he consciously traced the pattern of it, something in the back of his mind understood the shape—a way of opening his senses sideways, not to more noise, but to a different kind of information.

  A prompt flickered at the edge of his vision:

  [PRIMARY SKILL: Divination — BASIC]

  [NEW SPELL: AETHER SIGHT]

  [EFFECT: Toggleable sense that reveals active magical effects, ward structures, and lingering magic imprints within a short radius. While active, Aether Sight continuously drains MP and may cause sensory strain if maintained too long.]

  “Useful,” Brat said softly, peeking over his shoulder. “If you’re about to pick a fight with an angry Founder who doesn’t believe in stable reality.”

  Will let the book fall shut. The hum beneath his fingertips settled, like a melody committing itself to memory. The knowledge felt… sharp. A new angle of approach.

  He placed the volume back on the shelf. As it slid home, something on the primary workbench clicked.

  All three of them turned.

  A small, square niche had opened in the face of the bench that hadn’t been there a moment before. From its depths, a glint of light slid forward—clear, irregular, and quietly insistent.

  Will stepped closer.

  It was a crystal, but not like the neat arcane foci he’d seen around the Arcanum. It was about the size of a walnut, cut into uneven facets that caught the light in strange ways, bending it almost sideways. Most of it was clear, but thin veins of azure and gold ran through its heart like frozen lightning or tangled roots. A simple ring of tarnished silver circled one end, the metal worn smooth where it had once gripped something—wood, maybe, or the head of a staff.

  Shane sucked in a breath.

  “That…” He took an involuntary step forward, then stopped himself on the threshold. “Some of the oldest murals at the ground?school show Cindervale with a staff. There was always a crystal at its head. Scholars argued for decades whether it was symbolic. I’ve never seen anything like it outside those paintings.”

  A soft ping lit Will’s vision and he picked it up:

  [ITEM ACQUIRED: CINDERVALE’S FOCUS]

  [RARITY: UNKNOWN]

  [SOULBOUND: WILLIAM VALCAIRN]

  [TYPE: ARCANE FOCUS — RELIC]

  [EFFECT: ???]

  Brat drifted in close, squinting at the crystal as if he could stare metadata out of it.

  “Spells, I can read,” he said. “Gear, I can read. That thing? Nada. No description, no school, no cooldown. It’s like the system has decided to shrug and pretend it’s just a pretty paperweight.”

  The Focus was cool at first, smooth under his fingers. Then, slowly, a warmth seeped into his palm—not sharp heat like a cast spell, but a steady, pulsing warmth, as if someone had tucked a second, quiet heartbeat into his hand. It didn’t match his own pulse. It didn’t rush. It just… was.

  Azra’s head turned toward it, nostrils flaring. A curious note shivered through the bond.

  “Whatever it is,” Will said, closing his fingers around the crystal, “it seems to think it belongs to us.”

  Shane’s gaze flicked from the Focus to Will’s face. Awe and something like a small, honest ache knotted in his expression.

  “We studied these as lines on a page,” he said quietly. “All of this. Cindervale’s theories were… myths we memorized to prove we knew the lore. I never thought I’d see his work respond to anyone.” He swallowed. “He tied this place to the crown. To your blood. The rest of us were just borrowing his rooms.”

  Will didn’t quite know what to do with that, so he did the simplest thing: he stored Cindervale’s Focus into his inventory.

  “Borrowed or not,” he said, “you got us here. That counts.”

  Shane’s mouth twitched, some of the tension easing from his shoulders.

  Brat rolled his eyes, but there was no bite to it. “Adorable,” he said. “Group therapy in the doomsday library. Can we go find the raging Echo now?”

  Will took one last look around the vault: the shelves of dangerous ideas, the workbench etched with circles, the faint glimmer of azure and gold on the lintel sigil that still hummed softly above the door.

  “We have what we need,” he said. “The rest stays where it belongs.”

  They stepped back out onto the balcony. As Will crossed the threshold, the light in the carved circle dimmed, and the door swung closed with a muted, final thud. The sigil’s glow faded back to bare carving, as if the vault had never been open at all.

  He looked up.

  From here, the shaft’s central light seemed narrower, more focused, drawing his gaze toward the higher rings that vanished into brightness. Somewhere above them, the Echo of Cindervale lingered. Waiting.

  “Let’s continue upwards,” Will said.

  Shane nodded, resolve settling cleanly over his features.

  Taren resettled his grip on his shield. Azra’s claws flexed against Will’s shoulder, her tail tightening in a slow, anticipatory curve. Brat floated ahead toward the curve of the stairs, glancing back once with a lopsided grin.

  “Up we go,” he said. “Into the part of the tower where the stories stopped and whatever comes next forgot to get written down.”

  They turned toward the spiral and began to climb again, carrying Founder?forged sight and an unknown Focus with them into the top of the Isle.

  A house skimmer waited on the compound’s front landing pad, matte black and unmarked against the pale stone.

  Long and elegantly proportioned, its roofline was high enough for upright entry without a single bow or flourish. No prow or stern distinguished front from back; both ends were mirrored flawlessly. The whole thing crouched silently on underside grav?thrusters.

  From here, at the cliff’s edge, the Pacific stretched out below like hammered steel, waves curling white against the rocks three hundred feet down. The morning was clear enough that Mira could see the faint line where sea met sky, but the wind off the water carried a sharp autumn bite.

  Noah stood rooted beside their shared duffel, fingers hooked tight into the strap. His gaze flicked from the skimmer to the compound doors to the sky, then back again. Routine was the only thing holding him together: same black hoodie, same snacks packed in the same order, same seat waiting inside.

  Mira rested a hand on his shoulder. “Same as always,” she said. “You sit in front and I will be across from you.”

  He nodded, but didn’t look up.

  Adrian emerged from the main doors behind them, coat flapping in the wind. His face was carefully neutral, but the lines around his eyes were deeper than usual. He crossed the lawn in long strides and stopped a step back from them both, hands in his pockets.

  “Everything set?” he asked.

  Noah nodded again, eyes still on the skimmer. Mira gave a thumbs?up.

  Adrian exhaled through his nose. “Good.” He stepped forward, first to Noah. The hug was quick, awkward—one arm around the shoulders, a pat on the back. “Be good there. Listen to the teachers. You know the drill.”

  Noah endured it, then stepped back to his duffel.

  Adrian turned to Mira. Their hug was marginally less stiff, but she could feel the tension humming through him.

  “Keep an eye on him,” he said quietly, mouth near her ear. “And yourself.”

  “Always,” she murmured.

  He stepped back, hands returning to his pockets. For a moment, all three of them stood there, the wind pulling at their clothes, the skimmer silent behind them.

  Adrian’s gaze lingered on Noah longest. Two years since the fire, and every campus week still carved this look into his face—a mix of grief for the kid Noah might have been without the scars and quiet, helpless relief that Noah was leaving at all.

  The House AI sounded in the implants of all three. "The skimmer is powered up and ready for departure, Adrian. ETA two hours and thirty-four minutes. Airway has been assigned priority 1 Delta and is clear to New Hampshire."

  The skimmer chimed once, and the side gull-wing door swung up with a smooth, pressurized hiss.

  Noah moved first, as if the sound had unlocked him. He stepped into the vehicle and chose the forward window seat, and buckled in. Mira followed, taking the seat across from him. The interior was simple: four contour chairs facing inward, soft gray upholstery, a low central table. No control panels, no driver’s seat.

  The door swung back down with a soft murmur. The skimmer didn’t rumble or shudder. It simply… lifted.

  One moment they were sitting level with the landing pad. The next, the compound and Adrian’s figure were dropping away beneath them. The motion was smooth, effortless—no sense of momentum, no stomach drop. Gravity thrust made it feel more like rising in warm water than taking off in a vehicle.

  Noah exhaled, tension bleeding from his shoulders as the familiar routine took hold. Mira watched him settle, then let her gaze drift to the window.

  Adrian stood exactly where they’d left him, hands still in his pockets, head tilted back to track their path. He raised one hand in a small wave. Mira waved back.

  The skimmer banked gently eastward. A faint shimmer rippled across its hull as the camouflage field engaged—not true invisibility, but a sky?matching gradient that made it blend into the morning blue. To anyone looking up, it would register as a trick of the light.

  “Destination: New Hampshire campus,” the skimmer said. “Estimated arrival: two hours and thirty-three minutes. Entertainment and refreshment menus available.”

  Noah pulled a battered paperback from his bag—the one with Will’s margin notes he’d been rereading all week—and opened it to his marked page. Mira watched him for a moment, then let her eyes unfocus.

  Two and a half hours airborne. One week on the ground. Seven days before she could pick up the Haven insertion again.

  She leaned her head back against the headrest, staring at the cabin ceiling as if she could see through it to the lattice beyond. The code was waiting. Will was waiting.

  Noah turned a page. The skimmer hummed eastward, carrying them toward mountains and the kind of school that still believed in dirt under your fingernails and faces you could touch.