Documentary about middle-class people in Rio de Janeiro, in the 1960s, when Brazil was going through a hard period in its history, with the military coup and the following dictatorship. Interviews with people in the street disclose their fears, aspirations and political alienation.

In the island of Paquetá, professor investigates the genital vocation of vegetables and fruits, maintaining sexual relations with a watermelon. In his experiences, he counts on the interlocution of an attentive student.

Comedy in 4 segments. In "Arroz e Feijão" (Rice and Beans), owner of a boarding-house seduces her young countryboy tenant. In "As Três Virgens" (The Three Virgins) three spinsters are influenced by the behaviour of their teenager niece, whom they are lodging. In "O Arremate" (The Purchase) a colonist turns his virgin daughter in to a landowner, to have his debts forgiven. And, finally, in "Vereda Tropical" (Tropical Trail), a man becomes sexually obsessed by a watermelon, to the point of having sexual intercourse with it. The stories are based on prize-winner short stories, from a Playboy contest.

Returning from a pleasant horseback ride, two lovers on their way home contemplate each other, entranced by the modesty inherent in the rigid customs they were raised in. The hero feels an irrepressible desire to come to Rio. In the capital, interested in a theater star, he heads to Buenos Aires to win her heart.