"She's a big ass! If you don't want to see my face so much, I'll go from behind!" Mizono Kazuka, a beautiful brother and wife who was raped by her brother-in-law of Kimohiki Nito.

"What are you going to do when you always invite me with a big ass!" A Japanese flower suddenly attacked by a brother-in-law of Tsukuneto who was told by him due to a commutation disorder. Kazuhana was so scared that he could not move because of his miserable actions by his brother-in-law, who had originally felt awkward, that he was caught in the buttocks and killed with a back piston. Since then, young and beautiful Karada has reacted against the feeling of hatred, and although the ideal marriage life gradually collapses ....