In a certain world, in a certain place, a hero and a demon king were fighting.After a fierce battle, the hero finally succeeds in defeating the demon king.——And several years have passed since the demon king was subdued.A hero is on his way home from hunting, his healthy daughter and his wife are at home.The girl approaches the hero with a fearless smile."Welcome home, Daddy."The revenge story of the demon king who was reincarnated as the daughter of a hero begins now...! !