Nice Guy Private Eye

A married woman Kazuyo enlists the services of the private detective Rokusuke to see if her husband Norio is cheating Kazuyo says whenever her husband cheats on her he then comes home and has sex with Kazuyo to hide it However since her husband broke up with his mistress her own sex life has taken a big hit In her frustration she seduces detective Rokusuke Soon after that Norio starts cheating again this time with another woman The woman bears a striking resemblance to detective Rokusukes wife Now hes faced with a difficult choice