Meus Amores no Rio is a thin romantic comedy about a young woman (Suzana Freyre) who wins a trip to Rio de Janeiro on a television quiz show. Being both young and attractive and excited about the city, she manages to enchant three different men. The first man to fall for her is a pilot, and then there is the journalist, and then a womanizer.... Each encounter reveals more of the city and its impressive vistas, a fourth important protagonist in this film.

A nationalist musician, Hélio, plans to stage a samba show at a luxury hotel nightclub. The owner, Ademar, influenced by his daughter Marisa, is only interested in big jazz acts. Hélio, aided by Bebeto and Dorothéia, presents a fake Dorothy Bridge and a Sunday Júnior, parodies of Eartha Kitty and Sammy Davis Junior. While being covered by these fake artists, Hélio searches for a singer for a repertoire based on Carmen Miranda.

At Pedrinho's request, Dona Benta begins to tell the legend of the Minotaur. In the middle of the story, a strange visitor appears on the farm and takes Aunt Natácia to some unknown place. Upon discovering that she was kidnapped by the Minotaur, the whole gang goes on an adventure to try to save Aunt Nastácia. And that's when the fun begins.