Nozomi is a housewife who lives with her husband, father-in-law, and recently born child. However, Nozomi's true identity is that of a lewd woman who has repeatedly engaged in extramarital sex while taking care of her father-in-law since the beginning of their marriage! "I can't betray that man any more..." she mutters, but as Nozomi is trained by her father-in-law, her body ripples violently and she shakes her hips while squirting breast milk...