Flames burned furiously, stripping away the crystalline walls layer by layer.
Those Ancient Devouring Worms seemed to sense the threat and began frantically secreting fluid, trying to repair the damaged crystalline walls.
But their speed was far slower than the destructive speed of the Nether Prison Black Emperor Flame.
Liu Bai stood with his hands behind his back, watching the flames steadily advance.
After roughly the time it took to burn an incense stick, a passage dozens of zhang long had formed before him.
A few Ancient Devouring Worms occasionally still wriggled along the crystalline walls on either side of the passage, but they were swiftly reduced to ashes by the lingering flames.
Liu Bai withdrew the flames and stepped into the passage.
He strolled along leisurely, as though he were not walking through a perilous worm nest but taking a walk in his own backyard.
Those Ancient Devouring Worms seemed to realize just how terrifying this intruder was and fled deeper inside, no longer daring to approach him.
A moment later, the passage finally reached its end.
Ahead lay a thin energy membrane. Through it, another world could vaguely be seen.
Liu Bai raised his hand and gave it a gentle push.
The energy membrane shattered at once, and he stepped through it.
The Third Layer of the Heavenly Tomb.
The energy of heaven and earth here was so dense that it had nearly condensed into substance, while the air was permeated by a desolate, ancient aura.
Massive tombstones could occasionally be seen standing across the ground, radiating palpitating fluctuations.
Liu Bai set foot upon this land, his gaze sweeping across his surroundings.
He could sense countless powerful auras hidden within this world.
Some of them were figures even he had to take seriously.
However, he was in no