A precious necklace is stolen during a convention at Quitandinha Palace, a hotel in which a wives conference is deciding whether or not unfaithful husbands should receive the death penalty.
In the Rio de Janeiro Central Station, the infamous pickpocket Mão Leve meets Ernestina—a Northeastern girl looking for a job—with whom he falls in love. Willing to conquer her, the thief decides to abandon his life of crime, but soon finds out it won't be easy.
The adventures of a peaceful and infatuated man, who tries to identify the man who killed his sweetheart, an unconventional young woman who used to receive "guests" at home, calling them her cousins.
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.
Petrônio drives a bus and his friend Cabeleira is a ticket collector. When Petrônio's sister needs money to do a surgery they get involved with a film production company, where a psychopath is trying to be the protagonist of the movie.