Hiram, the strongest demon king in history and ruler over all of demonkind, refused to obey the demon god’s demand for sacrifices. A fierce battle ensued, which ended with Hiram losing his life. Five centuries later, Hiram successfully reincarnates himself as a young human with his magical powers intact.

Wolgan is defeated, but the mutated spirit of the demon god is on a rampage! Can this monster really be Hiram's long-lost adopted daughter? With the fate of the city hanging in the balance, Hiram vows to defeat the powerful spirit while also saving what he can of his daughter...somehow.