In the chaotic world after the game “Moyu Expedition” invades reality, Mo Bei, as a central figure in the human alliance, leads his team in repeatedly defeating the Demon King, who can continually resurrect. However, in a certain battle, both the demons and humans lost their top combat powers. The blood of the Demon King and Mo Bei mixed together, and from the depths of the blood river of the fallen heavens, a half-human, half-demon monster was reborn…