“The world will be destroyed if you have sex with the Demon King's daughter.”
After defeating the Demon King and saving the other world, the hero
Takahiro returns to the real world. One day, Lilia, the daughter of the
Demon King, suddenly arrives at Takahiro's place, where he leads a
peaceful life. Takahiro braces himself for revenge, but her goal is to
bear the strong Takahiro's child…!?
