Barren Heavenly Emperor, Mortal Heavenly Emperor, End Heavenly Emperor!

"Myriad Forms has fallen." Above the mighty River of Time, an ancient book stirred with forbidden light, brimming with supreme demonic aura.

Time was tainted, churning into endless murky waves. Each tiny splash was a fragment of history.

Suddenly, a pair of deep black eyes appeared within the ancient book, gazing across past and present. They held no emotion, only endless coldness and majesty.

"Myriad Forms ranked forty-eighth among the myriad demons of the heavens, and was one of the strongest in the Mysterious Yellow Realm. Yet he met his end here and was utterly annihilated. This truly surprises me!" A soft demonic voice came from nowhere, echoing above the River of Time and resounding through the ages.

The black eyes fixed on the upper reaches of the River of Time. "Unfortunately, Huang has severed its upper reaches, so I cannot enter and investigate. The Three Lives Bronze Coffin and the three Heavenly Emperors—Barren, Mortal, and End—are all fragments of my primordial spirit. Their power will eventually return to me. I cannot break through my own power, or the rules will retaliate against me. After all, I am only the Spirit of the Forbidden Book, not the Forbidden Book itself. I cannot defy its rules."

The voice paused, then continued. "What happened upstream is unimportant. My urgent task is to find the one called 'End.' My three primordial-spirit incarnations, Barren Heavenly Emperor and Mortal Heavenly Emperor, have both appeared. Only End Heavenly Emperor has yet to show himself. Without him, I cannot become truly complete, break free of the Forbidden Book, and become a true living being."

"Once I break free of the Forbidden Book, I can become a true Progenitor, one close to the Extreme Peak. By then, holding this supreme treasure of the Devil Dao, even Huan Wushang