The demons and gods have always been in a state of opposition. Both sides want to conquer the other with force, and the conflicts continue to intensify... The strongest of the two races are the demon king and the holy god. The gods captured Lian, the successor of the Demon King, and Lucifer, the successor of the Holy God, couldn't bear it and swore to protect Lian. After five years of getting along day and night, the two finally ushered in a war between the two clans. Where will their fate go?