Killed in a raid on the Demon King’s castle, the hero Alexander is reincarnated as that same Demon King’s son. With his memories intact, he vows to complete his mission by destroying the demonic kingdom from within as Demon Prince Zilbagias.

Selene Vixent has died nine times—each time betrayed, broken, and unable to wield Sun, her familial power. Determined to escape this cursed time loop, she awakens to the power of Shadow and embraces her new life as a villainess.