Chief of Police Rui, a happily married man of principles, is in charge of investigating Joana, a teacher who's accused of political crimes. After some false starts, he manages to arrest her, but is startled to learn that she's also a nun. The revelation doesn't alter the natural course of events: he must torture her in order to obtain a confession, and gets increasingly attracted to her.
Boy raised in a farm, keep sexual relations with the regional animals. When he reaches maturity he tries to live in São Paulo, but he can't adapt to the city's customs or satisfy his curious sexual desire.