To my old father who should hate me... Rina Uchimura, a married woman who married into a famous tea ceremony family, is frustrated at the lack of sex with her husband who passes each other. An immoral, full-length married woman erotic drama depicting the masochistic tendencies of a young wife who begins to undergo sexual training and awakens to the excitement and pleasure of being seen by the forbidden relationship of father-in-law and daughter-in-law.