A gang robs a factory in the State of Rio de Janeiro taking 500 million cruzeiros. In the shooting, several bandits and police are killed. The police manage to arrest some criminals involved in the robbery but do not recover the money. The mystery grows with the occurrence of some deaths clearly related to the robbery.

In Petrópolis, sex maniac Severino Barba de Bode flees the forensic asylum, leaving the city in an uproar.

Dr. Ferrão, a famous psychoanalyst, uses his daily column on a newspaper to atract women to his practice.

The naïve young Renato arrives in Rio de Janeiro from Cachoeiro de Itapemirim with the dream of becoming a doctor. Without knowing anyone, he goes to a nightclub where he is mistaken for a male prostitute by Pedro, a homosexual nurse obsessed with Greta Garbo. That same night the two go to Pedro's apartment and after several arguments, they decide to move in together. Three months later, Renato introduces his girlfriend Gracinha to his friend, who doesn't know it, but Pedro soon realizes she is a prostitute.