Guttural, primal, the roar ripped through the mountain's core. It vibrated in Cactus's scales, rattling the very air in the hidden storage room. He flinched, instincts screaming. The sound was closer now, too close. "Kismet," Bog whispered, fear etching lines around his eyes. His gaze darted to the makeshift map spread on the floor, fingers tracing its ancient, faded lines. Cactus’s jaw clenched. "We need to get to Tsunami. Now." His voice was a low growl, urgency overriding everything. Guilt gnawed at him, a sharp, bitter taste. He should have never left her. "We need information," Bog countered, his voice tight. "A weakness. Kismet isn't just a monster; he's a mind-bender. Rushing in blind is suicide, Cactus. Think!" Think. Cactus hated thinking when action was required. His claws dug into the stone floor. He could feel Tsunami's fear, a faint echo, amplified by his own. His core wound throbbed, a cold terror gripping him. Failing to protect, failing to be there. Suddenly, a deep shudder ran through the mountain. Not just a tremor, but a sustained, grinding groan. Dust rained from the ceiling, thick and choking. A small pile of ancient scrolls tumbled from a shelf, scattering across the floor. "What was that?" Bog gasped, scrambling back from the falling debris. Another groan, louder this time, followed by a sharp crack that echoed like a whip. The single torch flickered wildly, casting dancing, distorted shadows across the stone walls. Cactus’s eyes narrowed. Kismet wasn't just roaring; he was tearing the mountain apart. Or something else was. "The structure," Cactus muttered, staring at a hairline fracture suddenly visible in the wall. "He's destabilizing it. Or someone is." He scooped up the map, shoving it into Bog's talons. "Find something. Anything. I need to know where we are in relation to the main cavern." His mind raced, calculating distances, potential escape routes. Bog nodded, his snout close to the map, scanning frantically. The air grew heavy, thick with the smell of old stone and rising dust. The ground beneath them began to tremble in earnest, a persistent, unnerving vibration. Masonry groaned. The sound was like a living thing, deep within the mountain's bowels. Cactus felt his heart slam against his ribs. This was more than Kismet's rage; this was the mountain fighting back, or collapsing inward. Shelves holding ancient artifacts began to sway precariously. Pottery crashed to the floor, shattering into a thousand pieces. A large section of the ceiling above them buckled, dust cascading down in a thick, suffocating cloud. Cactus acted on pure instinct. He roared, a desperate, guttural sound, and lunged. He shoved Bog with all his strength, sending the smaller dragon sprawling behind a sturdy, heavy desk crafted from dark, unidentifiable wood. Heavy dust filled his lungs, searing them. He coughed, vision blurry. The primal fear of losing someone, of being too late, seized him with an icy grip. He couldn't let it happen again. Not Bog. Not Tsunami. His scales prickled with cold dread, a desperate need to get them both out. Bog, coughing, scrambled to his feet behind the desk, clutching the map. "Cactus! Are you alright?" "Fine!" Cactus yelled back, his voice hoarse. He pressed himself against the back wall, trying to see through the dust. His vision swam. The shaking intensified, a violent, bone-rattling assault. He could barely stand, his talons struggling for purchase on the trembling floor. Rocks the size of his head began to fall from the ceiling. A chunk of wall near the door disintegrated, showering the entrance with pulverized stone. Escape through the way they came was becoming impossible. "Look!" Bog shrieked, his voice piercing through the cacophony of crumbling rock and groaning stone. He pointed a trembling talon at the map. The jolt, the violent shaking, had dislodged a small, almost invisible section of the wall near the desk. It had revealed a previously unseen crack, and within that crack, a faint, glowing line on the ancient parchment. Cactus pushed through the dust, stumbling towards Bog. He squinted at the map. A faint, almost transparent line, previously hidden beneath a layer of grime and age, now glowed with a soft, internal light. It snaked away from their current location, bypassing the main cavern, heading directly upwards. Bog’s talon traced the glowing path. "An emergency escape tunnel! It leads to the surface! It's not on the main schematics, it must be an ancient, forgotten route!" A wave of strategic relief washed over Cactus, cold and sharp, cutting through his fear. An escape. A way out. Not just for them, but potentially for Tsunami, if they could reach her. The urgency of escaping a collapsing mountain pressed down on him with crushing force. "Can we make it?" Cactus asked, his voice tight. The tremors were relentless. The air was thick with flying grit. He could feel the mountain groaning around them, a wounded beast. "It looks stable enough for now," Bog replied, his eyes scanning the map again. "Narrow, but direct. It avoids the deepest sections Kismet is likely tearing apart." "Then let's go!" Cactus roared, his protective instincts now channeled into a desperate drive to move. He grabbed Bog’s arm, hauling him from behind the desk. They had to be fast. Every second was precious. The thought of Tsunami, alone, facing Kismet, fueled his every move. They lunged towards the newly revealed opening, a jagged maw in the wall behind where the desk had stood. It was small, barely wide enough for a single dragon to squeeze through. Dust continued to pour from the ceiling, obscuring their path. The floor beneath them bucked and swayed. Cactus went first, pushing his broad shoulders through the tight gap, scales scraping against rough stone. He could feel the vibrations, the deep rumble of the mountain's collapse, echoing through the confined space. He pulled himself through, then turned, extending a talon for Bog. Bog squeezed after him, breathing heavily. His eyes were wide with a mixture of terror and grim determination. They were inside a narrow, dark passageway. It sloped upwards, barely lit by the faint, shimmering glow from Bog's map. "Keep moving!" Cactus urged, pushing Bog gently forward. His mind was already calculating the distance, the time. Could Tsunami hold out? Could he reach her through this maze of crumbling stone and mind-controlled dragons? They moved with desperate speed, scrambling over loose rocks and around ancient, decaying support beams. The tunnel was claustrophobic, pressing in on them from all sides. Each step was a gamble, the entire mountain a death trap. Then, a new sound. Not the groan of rock, but a rhythmic *thump-thump-thump*. It vibrated through the stone, growing steadily louder. It wasn't natural. It was purposeful. Cactus froze. Bog bumped into him. "What is it?" Bog whispered, his voice trembling. "Something else," Cactus hissed, listening intently. The thumping grew louder, closer. It was coming from *ahead* of them, from deeper within the tunnel system, not from the collapsing storage room. He pulled Bog back, pressing them both against the rough stone wall. The tunnel ahead was dark, a gaping maw. He strained his ears, trying to decipher the sound, but it was muffled by the mountain's groans. Then, the thumping stopped. Silence. A terrifying, absolute silence that was worse than the roaring and the crumbling. Cactus gripped Bog's arm, his muscles coiled, ready to spring. Seconds stretched into an eternity. He held his breath, every nerve screaming. What was waiting for them? The ancient dragon? Kismet's minions? Suddenly, the very air around them vibrated with an immense pressure. A section of the wall directly ahead of them, previously solid, exploded inward. Stone fragments, dust, and a blinding flash of light erupted into the tunnel. Cactus shielded Bog with his wing, bracing for impact. When the dust cleared, he saw them. Not the ancient dragon he expected. A small group of students, their eyes glowing with an eerie, unnatural purple light, stood in the newly formed opening. They moved with a stiff, unnatural grace. And at their head, strangely calm, menacing, stood Clay. He raised a talon, his glowing purple eyes fixed on Cactus and Bog, a chilling, vacant smile on his face. He wasn't Clay. He was a puppet. And he was blocking their only way out. He had them trapped. He had them right where he wanted them. His gaze was empty, yet held an chilling intensity that promised only pain. Cactus felt a cold dread seep into his bones. This was worse than Kismet. This was personal. ---

The Walls Tremble