"I think that my wife is cheating me." The person who comes to the detective, Iseya Kai (Mizusawa Rintaro), is Tokoro Satoshi (Tetsu Hirahara), the president of a small factory. He discovers that his wife is having an affair with Enomoto Masaya (Mannami Daisuke), the president of a large compagnu, and asks him to break up with her. On the other hand, Tokoro Ryoko (Nakajima Arisa), the wife of Tokoro, comes to Hajime to ask him for divorce advices. Ryoko says she wnats to divorce Tokoro , with the reason of inconsistency in personnality.