The bride lives with her husband and father-in-law. I got married because of my husband's seriousness, but I'm just working and sexless. At that time, I am attracted to my father-in-law who is kind to me. A bride who knows that her father-in-law and her husband have the same blood type from the news topic one day. "If the blood type is the same ... but ..." A bride who has an immoral idea while hesitating. Furthermore, the bride who decides to come out after seeing her husband's child-hating coming out and the place where her father-in-law is masturbating with his wife's underwear seduces his father-in-law and has a relationship. After that, the affair was repeated over and over again like a kite with a broken thread, and finally ... Immoral forbidden incest mating.