Eva, a sexology teacher, stays at Robertinho's farm to cure him of his sexual shyness. Successfully, she seduces him and his sister Naná, despite the uncompromising morality of their parents, who are from a traditional family in Minas Gerais. The father, after some resistance, reveals that his moralism comes from a childhood trauma when he caught his parents in a sexual relationship. Eva believes the father can benefit from her expertise and will try to cure him.

Heleno and Claudia reverses the daily roles traditionally reserved for men and women: He dedicated himself to domestic tasks. She's a jerky business lady.

A woman catches her husband cheating on her so she drugs him, castrates him and then keeps him chained up in the basement where he's forced to watch her have sex with other men before she kills them.

Liliam sustains her paraplegic mother working as a secretary for Daniel, which threatens to fire her if she doesn't submit to his desires. At night, she attracts lonely men at nightclubs and murders them violently, placing on the body a red rose and the inscription "Liliam, the dirty".

In São Paulo, Vanessa who is normally spoiled rotten, is neglected and rejected by her mother, practically raised alone by her butler and driver Pedro and the maid, Dalva. Vanessa has disturbing daydreams and sexual fantasies, but doesn't let Arlindo, a teenager that flirts with her get close to her. Her best friend is Denise, a promiscuous girl that has intercourse with different men. When Vanessa discloses to Denise her problem, Denise gives the address of her psychotherapist Dr. Artur, to her friend. The unethical shrink pushes Vanessa to the edge, bringing memories of a severe trauma of her childhood. Then the disturbed Dr. Artur induces the girls to commit suicide.