Nao, who is suffering from her husband's domestic violence, and Rio, who is unable to refuse her physical relationship with her biological father, who lives with her husband after her husband went missing. Despite their secrets, the two had an amicable relationship as neighbors. One day, Nao is assaulted by a masked man who has invaded from somewhere. In a hurry, she is introduced to a detective who is searching for the whereabouts of Nao Hario's girlfriend's husband, Makoto, who went to consult with Rio. A disappearing husband, a dubious cleaning husband, a lustful biological father, and a mysterious detective... Who is
