A police commissioner in a little town in the Italian Venetian province investigates a prostitution ring run by two pensioners; during his investigations he also learns that a former manicurist shacks up with ten students, the prefect's daughter prostitutes to keep her pimp, a famous doctor has sex with his young patients, a headmaster has his eyes on the pupils, a noblewoman organizes orgies in her villa, the local convent is run by a lesbian and his actual girlfriend poses for a hardcore magazine. He wants everything to come out in the open but his superiors try to put obstacles in his way.

An anthology film that presents three storylines, all set in the Italian town of Treviso. In the first story, a husband pretends to be impotent as a cover for having an affair. In the second, a bank clerk abandons his wife for his mistress, but the rest of the town's husbands become jealous and unite to conspire against them. In the third, men of the town all seduce a promiscuous teenager, but her father eventually reveals that she is underage, and they face prosecution for statutory rape.