Recently arrived from Recife, bachelor Paulo goes to a party in Rio de Janeiro and there he meets Lucíola, with whom he falls in love. Despite his friend Sá having announced that Lucíola is a prostitute, Paulo begins to experience great love with her, but cannot avoid being jealous.
Follows the relationship between two couples: An unemployed professor, Fernando, sustained by his factory worker girlfriend Rita, and sexist and reactionary Luís Carlos and inexperient Lilita.
Suspected of murdering his girlfriend, man is judged by public opinion and gets implicated in a serial killing case.
Dr. George Medeiros, a brilliant scientist, is badly disfigured when his wife takes a lover and plans to murder him. After months in the hospital, he returns with nothing in mind but revenge.
