Somebody is selling songs for two recording companies, simultaneously. The owner of one of them hires a detective to find out the swindler's identity. But the private-eye is clumsy, and messes things up even more.

In a fishing village, animosity grows between father and son, when the latter starts to desire his lover. In the midst of the tension, a co-worker dies and another teases about the dilemma.

On a scorching summer day in Rio de Janeiro, five impoverished black boys venture out of their favela to peddle peanuts throughout the bustling city. As they navigate the various districts of Rio, they bear witness to a series of unfortunate events and encounters, unfolding a vivid tapestry of urban life in Rio de Janeiro during that period. These true misadventures shed light on the gritty reality of the city, unveiling its vibrant urban tapestry.

Dona Xepa is a vegetable stand owner. She dreams about the success of her scientist son. The film is based on the play by Pedro Bloch.

Otavio is an idealistic union leader trying to organize workers at a factory to resist the company's exploitative practices. His son, Tião, one of the employees, is more of a realist and doesn't want to risk losing his job by striking. This clash of perspectives puts the father and son at odds. Fortunately, Tião's mother, Romana, is on hand to act as a moderator between the two opinionated men.