I decided to live with my father-in-law, Genichi, who was sick. Genichi, who used to be a playboy, becomes conscious of Rena as a woman while being cared for. and attack her. Rena, who was not satisfied with her husband's night life, became addicted to Genichi's skilled technique. The relationship between the two deepens and continues to have a relationship during the day when the husband is not there.