Heleno and Claudia reverses the daily roles traditionally reserved for men and women: He dedicated himself to domestic tasks. She's a jerky business lady.
To satisfy her costumers, an owner of a luxurious bordello does whatever it takes. but the place’s efficiency is threatened when the most desirable of its ladies decides to quit. The owner set a diabolical plot to keep the girl working.
A farm worker, after seducing the boss's daughter, flees to São Paulo. Naive, he is faced with a new world made of love, free sex and vested interests.
According to an Amazonian indigenous legend, a certain insect, Anophelis sexualis, has aphrodisiac properties: one who is bitten by it will surely die if it does not have sex within two hours. Knowing this news, Hans Muller, a scientist, moves to the habitat of the insect and collects several specimens for research in his laboratory in the city of Ilha Bela, on the coast of São Paulo. There, besides the local administration and the population, there are several tourists. By an accident, the insects flee and attack the world.
Monica, a naive schoolgirl from a suburb of Rio de Janeiro, meets Virginia, a former neighbor, now living in Copacabana. Influenced by her, she decides to take on a double life: in the morning she is the suburban girl, in the afternoon she attends a brothel in the South Zone. One day she meets Flávio, a friend and eventual lover of Virginia. Flávio falls in love with the purity of Monica and wants to drive away her friends, for considering Virginia a bad company for her beloved.
The parallel lives of two brothers of the "Pampas" of the Brazilian area, which much share everything they have. A woman, "the intruder", will change everything.