The protagonist, who had longed to be reincarnated in another world, dies one day while saving someone. The protagonist reaches heaven and is happy to be reincarnated in the other world of his dreams but the mission given to him is to become an "adulterous hero" who saves the world through "adultery". The protagonist reincarnates while thinking that adultery is no good no matter what but in his new world, he meets married women who are not sure what to do with their bodies...
Character Introduction
[Rubel Leonora] (162cm, H cup) A female warrior who travels with the protagonist. She is actually a member of the royal family and has a husband in a neighboring country but she ran away from the castle because she was not satisfied with the marriage. She is crazy about the protagonist.
[Ciel Leonora] (165cm, I cup) Rubel's older sister and the leader of the Knights of the Kingdom of Futei. She has a strong sense of justice and always thinks about the people and family she must protect. She has a younger husband in the same Knights and although she loves him, her sex life is not going well.
[Diana Leonora] (169cm, K cup) Queen of the Kingdom of Futei and mother of Rubel and Ciel. Due to her rare beauty, she has been proposed to by many kings and has even been involved in war. In order to convey the legends of the Leonora family, she approaches the hero, the protagonist.
[Akizuki Hiroto] (protagonist) The protagonist has a strong sense of justice and dreams of being reincarnated in another world and becoming a hero. Naturally, he knows that adultery is wrong but he cannot resist the temptation of the voluptuous married women and he pursues his path as an adulterous hero.