The life of hairdresser Aurora Boreal is marked by many unfortunate episodes. His mother works with illegal gambling and, to escape this fate, he sends female manicurists to important businessmen's houses. These workers, in order to help Aurora, end up doing much more than just their customers' nails.
Dr. Brochard, the owner of the massage clinic "Academia Mãos de Ouro" in Rio de Janeiro, fires two employees for prostituting themselves on the side to the customers. In their place he hires two virgins, Virgem and Berta who are both immediately set upon by the womanizing driver Duda de Almeida.
Ferdinando, a bank employee who came from the north and prospered, buys a car and starts to frequent the south zone of Rio de Janeiro. He meets Lucia, with whom he falls in love, to the point of selling his own car to pay the girl's bill, who says she is very rich and lives in a mansion, but it's all a farce.
Caseli, a young writer and teacher, creates in his imagination characters who would frequent a motel, the subject of the book he is writing. He and Dilma, his student, decide to spend a night in a motel in Rio, where eight couples meet: - Fábio, visual artist and Stefânia, fashion editor of a magazine; - Ferraz, flirtatious dentist and his secretary Cleonice, shy and virgin; - Vera, wife of Ferraz and Kiko, big boy from Ipanema; - Leopoldo and his wife, an elderly couple celebrating their golden anniversary; - Detective Camilo and his assistant Dorô, who try to catch Vera in the act of adultery; - Renato, on vacation from São Paulo and Cláudia, a woman he recently met in Rio; - Gustavo and Lazinha, a couple who use extravagant artifices to achieve sexual fulfillment. In the middle of the night, the corpse of an unknown man appears, and the arrival of the police determines the most diverse outcomes for those who were looking for just one night of love.