Her father, who felt that his daughter had been taken by his son-in-law, Kosuke, didn't like Kosuke who lived with them. Her mother, Nozomi, noticed her father's behavior and asked her to "please talk to him and fill the gap between you and your father." She tried to talk to her son-in-law and get along with him, but Kosuke, who was attracted to Nozomi's big breasts, misinterpreted her feelings...