The rhythmic banging echoed off the cold stone, cutting through the heavy silence that had settled after Valerius’s confession. It was an insistent, metallic thud, not the sound of something alive, but of something trapped, struggling to break free. Kell felt the reverberation deep in his teeth, a physical manifestation of the dread that had replaced his usual weary resignation. Valerius, who had been staring at the open gate as if it held all the answers to the universe, snapped his gaze back to the sound, a flicker of alarm crossing his face. His hand instinctively went to the hilt of his short sword, a gesture of instinct rather than reason; no living thing should be making that noise within the Wall’s ancient heart. The sound came from deeper inside the fortress, beyond the main courtyard, from a section of the Wall almost as old as the Saltmere itself, a labyrinth of abandoned storerooms and sealed-off chambers no one had entered in decades. Even the oldest sergeants rarely ventured there, the air thick with settled dust and the ghosts of forgotten tasks. "That's coming from the old comms array," Valerius said, his voice hushed, as if speaking too loudly might startle the sound into silence. Kell merely grunted, pushing off the cold stone of the gatehouse arch. His boots scraped on the grit-covered flagstones. Every nerve ending felt strung taut, humming with an unfamiliar urgency. This was not the familiar, predictable rhythm of war, the cycle of death and rebirth. This was something else entirely, an unraveling. He followed Valerius, who moved with an uncharacteristic swiftness, his long legs eating up the distance down the narrow corridor. The banging grew louder with every step, a more frantic rhythm now, like a desperate signal. The air grew colder, the light dimmer, as they ventured deeper into the forgotten passages. The torchlight from the main courtyard barely reached here, leaving long, dancing shadows that stretched and shrank with their progress. Kell's hand brushed against the rough-hewn stone of the Wall, worn smooth in places by countless passing hands, but here, in the neglected sections, it was rough, ancient, almost primal. A faint metallic tang, like old rust and ozone, pricked at his nose, mingling with the stale, musty smell of undisturbed air. The thudding grew to a clamor, a relentless assault on the eardrums, echoing off the low ceilings. It had a machine-like precision, too steady for a man, too powerful for a rat. Valerius stopped abruptly before a heavy, iron-clad door, its surface a mosaic of rust and grime. The door was set deep in the wall, framed by crumbling mortar, and looked as if it hadn't been opened since the Wall was first raised. The banging, undeniably, came from behind it. Valerius looked at Kell, his eyes wide in the gloom. "No one has been in here in centuries," he whispered. "Not since before the Unfinishing was… set." Kell nodded slowly, his jaw tight. The impossibility of it pressed down on him. How could something sealed for so long suddenly awaken? The sound was a hammer blow against the silence, a summons no one could ignore. The old comms room was a relic, a forgotten piece of history, yet now it screamed for attention. The very stone of the Wall seemed to vibrate with the noise. Valerius ran a hand over the rusted metal, then pushed a shoulder against it. Nothing gave. The door was not merely shut; it was sealed. He looked at Kell, a question in his eyes. Breaking protocol, defying the unwritten rules of the Wall, was a dangerous game. But the alternative – ignoring the insistent clamor from within – felt even more perilous. Kell met his gaze, a grim determination settling in his own. His cynicism had been stripped away, replaced by a cold, sharp fear. Whatever was behind that door, it was part of the unraveling. They had to know. They had to see. He knew, with a certainty that chilled him to the bone, that the stability of their endless war, their cursed existence, depended on it. The banging intensified, a furious, desperate rhythm that seemed to demand entry, not from them, but for whatever was inside, to break out. He reached out, his hand finding the cold, rusted iron of the door. The metal was surprisingly warm beneath his fingers, a faint tremor running through it. It hummed with a strange, latent energy. The sensation was unsettling, completely at odds with the door's ancient appearance. Valerius took a breath, then let it out in a short, sharp puff of air, making a decision. He nodded once, a quick, almost imperceptible movement, before turning his full attention to the door. "There has to be a way," he muttered, running his hands over the thick, encrusted metal, searching for a latch, a seam, anything. The door itself was a behemoth, a solid slab of black iron, pitted and scarred by time. Rust had painted intricate, orange-red patterns across its surface, like ancient veins. Its edges were mortared into the stone frame, the seals around it long since hardened and fused, making it appear less like a door and more like a permanent feature of the Wall itself. No obvious handle, no bolt, no mechanism presented itself. Just solid, unyielding iron. Valerius braced a foot against the wall and pulled hard on a projecting piece of metal that might once have been a decorative rivet. It didn't budge. He grunted with effort, his muscles straining, but the door remained stubbornly fixed. The incessant banging from within continued, a constant, dull thud that seemed to mock their efforts. Kell knelt, examining the base of the door, running his fingers along the seam where it met the stone floor. It was almost perfectly flush, the original builders having done their work with meticulous, infuriating skill. No pry point presented itself. No obvious weakness. "It's not meant to open from the outside," Kell said, his voice a low rumble. He stood, wiping dust from his knees. "Or the inside, for that matter." Valerius swore under his breath, a low, guttural sound. He stepped back, assessing the door with new eyes, as if expecting it to suddenly reveal its secrets. His frustration was palpable, a stark contrast to his earlier composure. "Then what the hell is making that noise?" he demanded, hitting the door with the flat of his palm. The impact echoed, a hollow thrum that momentarily joined the internal banging. Kell thought about the sheer force required to shake such a massive structure. No animal could do it. No man, not without a battering ram, and even then, the sound was too precise, too regular. He looked at Valerius, then back at the door. "We need something," he stated, his eyes scanning the narrow corridor. A rusted iron bar, likely part of an old grate, lay half-buried in a pile of debris against the far wall. It was thick, heavy, and covered in generations of dust. Kell walked over, kicked away the loose stones, and bent to pick it up. The metal groaned as he lifted it, the rust flaking away in orange clouds. It smelled of decay and forgotten time. "This might do," he said, hefting the bar. Valerius nodded, his eyes bright with a dangerous intensity. He moved aside, giving Kell room. Kell wedged the flat end of the bar into the narrowest gap he could find between the door and the frame, near the top. He leaned his weight into it, grunting, feeling the ancient metal protest. The bar flexed, a high-pitched whine echoing in the confined space. He pressed harder, the veins standing out in his neck. A faint, grating sound, like stone being ground against metal, began to emerge from the doorframe. "Hold it," Valerius said, seeing the miniscule gap. He took the other end of the bar, bracing his feet, and together they pushed, their combined strength a desperate gamble against the weight of centuries. The rust shrieked. The ancient mortar cracked. With a deafening groan, the door shuddered, then slowly, agonizingly, began to yield. A thin line of blackness appeared, exhaling a puff of thick, stale air that smelled of dust, ozone, and something else – something metallic and faintly sweet, like old blood. The banging from within stopped abruptly, as if whatever was inside had sensed their intrusion and held its breath. The sudden silence was more jarring than the clamor had been. The tension in the air thickened, sharp and suffocating. They pushed the door further, forcing it inwards, until a narrow, dark opening appeared. Dust motes danced in the sliver of light from the corridor, thick as a winter fog. They could see nothing distinct within, only an oppressive, formless blackness that seemed to swallow the light. A profound sense of cold emanated from the chamber, a chill that seeped into Kell's bones and made his hair stand on end. "Stay close," Valerius murmured, his hand already on the hilt of his sword. He stepped forward, pushing the heavy iron door a few more inches, forcing a wider gap. The stench of deep time, of forgotten, undisturbed air, assaulted Kell's senses. It was a smell like crumbling stone and dead silence, a smell unique to places where light and air had been sealed away for ages. Valerius unhooked a small, oil-fed lantern from his belt, fumbling with the flint. A spark caught, then another, and a weak flame bloomed, casting dancing shadows. The light barely penetrated the thick veil of dust. It was an old-fashioned lantern, a relic of a time before their current, crude electric lamps, and its soft, yellow glow seemed almost swallowed by the gloom within the room. "Careful," Kell said, his voice low, a warning more to himself than to Valerius. He edged past the threshold, the dust crunching under his boots like dry bone. The air was heavy, still, and impossibly cold, far colder than the corridor outside. He half-expected to see skeletal remains, or ancient, corroded equipment, but the lantern light, weak as it was, cut through the dust to reveal something entirely different. The room was not empty, nor was it filled with the expected decay. Instead, a soft, ethereal blue light pulsed from the center of the chamber. It emanated from a large, circular console, its surface covered in intricate, glowing glyphs that Kell had never seen before. The console itself looked ancient, fashioned from dark, polished stone and tarnished brass, yet it hummed with an almost silent, vibrant energy. The source of the light, the beating heart of the chamber, was a holographic projection suspended above the console. It shimmered with an impossible clarity, a three-dimensional map of the entire Saltmere plain. Every ridge, every ravine, every mile of salt-crusted earth stretched out before them, rendered in exquisite detail. Kell felt a prickle of unease. Such technology was beyond anything known in their time, a relic from a forgotten age, perhaps even from Valerius's 'Old World'. But the map, instead of offering comfort or clarity, pulsed with an ominous, sickly yellow-green light in certain areas, like an infection spreading across the land. The insistent banging, they realized, had come from the console itself, its ancient mechanisms stirring to life after centuries of dormancy. It was a call, a warning, not a struggle for freedom. Valerius stood frozen, his lantern hanging forgotten in his hand, its light paling in comparison to the console's glow. His breath hitched in his throat. "What in the…" he started, but his voice trailed off, swallowed by the profound mystery of the scene. Kell moved closer, drawn by an irresistible curiosity, by the sheer impossible beauty and terror of it. The holographic map shimmered, utterly silent, but screaming its message. The blue light intensified, then dimmed, in sync with the soft thrumming that now filled the chamber. It was a heartbeat, slow and deep, echoing the one in his own chest. The Saltmere map, usually a sterile, desolate image, now showed a growing, sickly gray blotch. It originated from the exact center of the Wall, directly beneath where they stood, and spread outwards like a bruise across the holographic plain. The edges of the blotch were indistinct, fuzzy, as if eating away at the very fabric of the landscape. It was a cancer, visible only now, on this ancient map. Kell’s breath caught. He recognized the shape, the way it moved, the chilling implication of its presence. This was not a natural phenomenon. This was the Unfinishing, the very magic that bound them to their endless war, rendered visible, tangible, and catastrophically unstable. It was failing. The blotch pulsed, a slow, deep throb that resonated through the floor and up into Kell's boots. Valerius’s face was ashen, his gaze fixed on the expanding void. "It's… growing," he whispered, the words barely audible. The sickly gray spread, consuming the detailed contours of the Saltmere, blurring the lines of the landscape, erasing them. It was a void, a nothingness, and it was centered on their only sanctuary. Kell felt a cold dread seep into his bones, far deeper than any fear he had known of dying. Dying was a temporary inconvenience. This, this was an existential threat, a gaping maw consuming not just land, but perhaps even their very existence. The map throbbed, a silent, powerful pulse. As the dark blotch on the map throbbed, a faint, almost imperceptible whisper seemed to emanate from the Wall itself, a mournful sound that prickled the hairs on Kell's neck, just on the edge of hearing.

Chapter 5: The Unsealing