Maria, a countrywoman, leaves for São Paulo, where she becomes an industrialist's lover and meets all kind of people but, dissatisfied, she returns to the country to meet her family again.

The principal of a school turns the classroom into a studio and makes his students porn film actors to be displayed in the motels of his property. At school, the principal sells grades and diplomas, not interested in academic performance.

Without any dialogue, the film tells the story of a man who had an Oedipal passion for his mother. After getting married, the disorders return with more force and can lead to unimaginable consequences.

A prominent millionaire gets a woman drunk and rapes her, biting off her nipple in the process. Because of his influence and powerful lawyer, though, he is able to beat the rap, claiming the woman was trying to extort money from him. He continues his life of debauchery, using women and flaunting his power until he meets a new woman, who won't let him have his way with her, but wants to be his friend. Falling madly in love with her, he cleans up his act and devotes his attentions to her, not realizing that she has a hidden agenda.

Mentally disturbed woman always ends up killing her lovers.

Man runs away with the daughter of a couple murdered by his father, head of a gang, attracting his persecution.