Hitozuma kaseifu: Jôji no aegi (2000)

Amon, a private detective specializing in affair investigations, is asked by a man named Koga to investigate the conduct of his wife, Misako, who is a housekeeper. It turns out that Misako is addicted to an affair with her employer, Kiriyama. Amon reports this to Koga, but in fact, Misako's affair was arranged by Koga to promote her divorce. Before long, the incident takes an unexpected turn... This is a story about a humble private detective and a married woman who falls for her husband's tricks, and is a hard-boiled Eros work that intertwines lust and lust. Mayuko Sasaki plays the ill-fated married woman well, and Motoko Sasaki and Shoko Kudo are also very sexy.