The air inside the hidden tomb did not flow; it stagnated, heavy with the metallic tang of dried blood and the suffocating pressure of a thousand-year-old silence. As Hua Sui stepped over the threshold, the stone doors behind him groaned shut, sealing out the chaotic winds of the Burial Sword Valley. In the sudden, absolute darkness, his eyes burned with a faint, violet luminescence—a byproduct of the Inverse Foundation that was now pulsing in rhythmic synchronicity with the tomb's heartbeat.

  This was not a treasury of glowing artifacts. It was a charnel house of steel. Massive, rusted broadswords were thrust into the cracked floorboards like jagged tombstones, and the walls were lined with the skeletal remains of warriors who had died clenching their broken hilts. The spiritual energy here was "dead"—it was static, corrosive, and utterly devoid of the life-giving essence found on the mountain peaks. For any other inner disciple of the Scarlet Cloud Sect, this room would be a vacuum of death. To Hua Sui, it was a sanctuary of pure, unadulterated power.

  "So... a scavenger crawls into the hall of kings," a voice hissed, echoing not in the air, but directly within Hua Sui's skull.

  A flicker of spectral light ignited at the far end of the hall. A phantom figure, draped in the tattered remains of an ancient commander's armor, rose from a throne made of fused sword-shards. The ghost's eyes were pits of swirling grey mist, and the sheer intent radiating from him was enough to make Hua Sui's skin crack and bleed. This was a Sword-Will Remnant, a fragment of a high-level cultivator's soul that had refused to dissipate, sustained by the sheer malice of the blades surrounding him.

  "You have the scent of the abyss upon you, boy," the spirit murmured, its form flickering as it glided across the floor. "But your flesh is young, and your bones... your bones are magnificent. They have been touched by the Black Marrow. Give them to me, and I shall let your soul fade without pain."

  Hua Sui didn't retreat. He didn't even draw a breath. He felt the black bone in his spine vibrate with a predatory excitement. The spirit thought it was a hunter looking for a new vessel, but it failed to realize that it had just encountered a black hole in human form.

  "You speak of my bones as if they are yours to claim," Hua Sui said, his voice cold and flat. "But you are nothing but a memory held together by rust. You are not a king; you are just more fuel."

  The spirit roared, its spectral form expanding into a massive, jagged cloud of sword-shadows. It lunged at Hua Sui, entering through his brow in a desperate attempt at Soul-Seizure.

  Inside the spiritual sea of Hua Sui's mind, a titanic struggle erupted. The ancient commander brought with him the crushing weight of a thousand battles, a tide of 'righteous' gold-elemental sword intent designed to scour the host's consciousness clean. But as the spirit dived deeper, it encountered the Inverse Foundation. It found a world where the rivers flowed backward and the sun was a void.

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  "What... what is this place?" the spirit screamed, its spectral hands dissolving as it touched the jagged obsidian altar of Hua Sui's soul. "This is not the path of man! This is the Inverse—"

  "Silence," Hua Sui's mental avatar whispered.

  He activated the Soul-Siphon technique he had refined in the valley. Instead of resisting the seizure, he opened his soul wide and began to swallow the spirit whole. The Inverse Qi acted like a thousand serrated teeth, tearing the ancient commander's memories and sword-will into digestible fragments. The spirit's screams echoed through the tomb, becoming weaker and weaker as its essence was dyed purple and dragged down into the Grey Seed.

  The feedback was instantaneous. Hua Sui's body arched in a silent scream as the pure, distilled sword-intent of a Rank 5 Foundation expert was forcibly integrated into his meridians. His black bone spine didn't just harden; it began to sprout microscopic, thorn-like protrusions that pulsed with the power to cut through spiritual shields.

  When the last of the spirit was consumed, the tomb fell silent once more. Hua Sui knelt on the floor, sweat pouring down his face, his breath coming in ragged gasps. He didn't find a legendary sword on the throne. Instead, nestled in the dust where the spirit had sat, was a small, leaden sphere the size of a marble.

  It was a Sword-Seed—the condensed quintessence of the tomb's lethal energy.

  Hua Sui didn't put it in a storage pouch. He pressed the cold, leaden sphere directly against his chest, right over his heart. With a surge of Inverse Qi, he forced the Sword-Seed to sink through his flesh and graft itself onto the black bone of his spine.

  CRACK.

  The sound of his own bone fracturing echoed in the vault, but it was followed by a sensation of absolute, razor-sharp clarity. He wasn't a swordsman who held a blade; he was becoming the blade itself. His very Qi now carried a metallic, cutting edge that could shred the meridians of an opponent from the inside out.

  He stood up, his height seemingly increased by an inch, his eyes now possessing a permanent, metallic glint. He looked at the Sunken Iron Essence he had collected—the official goal of his mission. It seemed like a joke now, a trifle for children.

  "The Sect wants their iron," Hua Sui whispered, a dark, mocking smile playing on his lips. "I will give them their iron. But they will never know the steel I have forged in the dark."

  He turned and began to walk toward the exit. The tomb, sensed through his new Sword-Seed, was no longer a mystery. He knew every crack, every hidden compartment, and every lethal trap. He spent the next hour systematically stripping the tomb of its most potent remaining energies, leaving behind only the worthless husks for the sect's future "explorers."

  By the time he pushed the stone doors open and stepped back into the howling winds of the Burial Sword Valley, Hua Sui was no longer the Rank 1 Foundation disciple who had entered. He was a Rank 1 at the absolute peak, his foundation reinforced by an ancient soul and a primordial seed.

  As he looked up at the distant, snow-capped peaks of the Scarlet Cloud Sect, he knew that the time for hiding in the shadows of the medicine pavilion was coming to an end. Lu Chen was waiting. The Elders were watching. But none of them were prepared for the Inverse Immortal.

  The recommend on the 'New Releases' list was still active, and thousands of miles away, readers were watching his ascent. But in the world of the Scarlet Cloud, only one thing mattered: the harvest was complete, and the butcher was coming home.