When the spiritual energy of heaven and earth is exhausted, the Nine Heavenly Tower becomes a Shura field where the weak and the strong prey on each other. Su Han, a down-and-out young man with a three-yin evil body, stepped into the secret realm of Jiuyuan in search of a chance for survival, but he uncovered the prelude to a shocking conspiracy in front of the Soul-Eating Altar——
When the bloodline of the ancient demon lord awakened in his body, and when the memory fragments of his close relatives revived in the sea of consciousness, Su Han finally understood: the so-called cultivation of immortality was nothing but a carefully planned killing feast. The mysterious restrictions left by Mo Wuya, the sword spirit seal hidden by Ye Xuanji, and the bloody altar deep in the Jiuyuan secret realm, layers of mysteries push him into a life-or-death fate that will change his destiny.
"Either become a devourer, or be reduced to nourishment." The blood-robed man's evil smile has not yet dissipated. Su Han's left eye has been eroded by blood, but his right eye reflects the truth at the end of the ice field. When the seal of Jiuyuan completely collapses, and when the hypocritical masks of the world of immortality are peeled off one by one, this young man with an evil body cursed by heaven is heading towards the path of no return, step by step, to defy heaven and become a demon...