A young man who returned to the countryside was greeted by his father and a friendly neighbor couple.Especially with his wife, "Mayu", who used to be good friends with her, so they quickly open up to each other.One day, she seduces Mayu when she notices the sleeping young man's erection and invites her to have an affair.And then the adulterous intercourse begins….Even the thrill of being caught by her husband becomes a pleasure, and the story of a young man and a married woman who forget themselves and are crazy about sex.