Nana Minoru returned to her husbands parents house during the Obon holidays. - Her husband, Takaya, has been a childhood friend since she was a student, and Toru, who is now her father-in-law, has been close to her since long ago. - Such Toru was kind to Nanami, and was a reliable and admired existence. - As an adult, it turned into a favor as the opposite sex. - And when Takaya is late for homecoming due to work and spends time alone with Toru and her, Nana can not suppress her feelings, and her father-in-law, Toru, is obscene with her obscene breasts. I was tempted by ...