A host of personalities reminisce about the life and work of songwriter, lawyer, and congressman Humberto Teixeira — aka "Baião Doctor" — the author of such classic Brazilian popular songs as "Asa Branca". A musical film about the baião, a movement in Brazilian music in the 1940s and 1950s that was later snowed under by samba and bossa nova.
The friends Curió, Boroca (Dedé Santana), Mexelete and Bateia they venture in search of gold in the mine of Serra Pelada. The area is controlled by the foreigner Von Bermann, whose orders are executed by the bully Bira. Thirsty of being able to, the foreigner smuggles the gold and he wants to take possession of the lands of the Brazilian Ribamar, that refuses to do business before the son's arrival Chicão. With the help of the four dabblers, the boy struggles with the thieves and it helps the father in danger.
Bonga, his three friends and his girlfriend Loló care for abandoned children in a cave on the outskirts of a city. One day, Pedrinho runs away from home and goes to live in the cave. His father, a powerful industrial, offers a reward to anyone who brings the child back.
For a long time a couple exchanged love letters, he living in the Northeast and she in Rio de Janeiro. One day he goes to the wonderful city together with a colleague, but he soon faces a problem: since he has sent the girl a photo of someone else, he is afraid to approach and reveal who he really is. At the same time, the colleague has a falling out with a girl who defends rock 'n' roll tooth and nail.