Ryoko has been living with her son since she left her good-for-nothing husband. Seeking happiness as a woman, she decides to remarry a man she met through an acquaintance, but... Ryoko's son, Takuya, has always admired her and seen her as a woman, but he can't be happy about her remarriage and has a hard time opening up to his father-in-law. What's more, her new husband is a workaholic, and only has sex with her when he feels like it, which is self-centered. She relieves her daily frustrations by masturbating, but Takuya finds out...