Hikari is worried about her neighbor Ozawa, who is still grieving after losing his wife in an accident.She is lucky enough to be her husband's recommendation to be her cooking instructor, and she will learn her cooking from him...Hikari, who was attracted to Ozawa who always seemed lonely, accepted him as she was swept away.Her body continues to seek pleasure many times after the hot sexual intercourse that burns her, which she has never felt with her husband.The two of them drown in each other because they can't resist her lust even though they have a sense of guilt about her.