Lauro, a future middle-class lawyer, is about to marry Leonora, a millionaire president of an industry. Capricious, used to bossing around, she actually sees him more as an object of sexual fulfillment than as a future beloved husband. A few days before the wedding, Lauro feels insecure, confused. And the situation gets complicated after he meets, casually, on a street in the Liberdade neighborhood in São Paulo, the young Yoko. Cheerful and sensual, with her observations, she makes a strong impression on him. And later both realize the strong communication that exists between them. Lauro ends up falling in love with her, maintaining a parallel romance. His bachelor party turns into an orgy with the presence of transvestites. After several existential crises, when he almost puts his romance with Leonora to ruin, he marries.

In a country house, the psychiatrist Daniel, always assisted by his wife and an attendant, starts to treat two new patients. One is Mirian, a middle-class young woman, who arrives there taken by her ex-boyfriend because she is emotionally and erotic out of control after the breakup. The other is Jessica, a transvestite, in existential conflict and distressed by the intense erotic life she is leading.

Miriam is being buried under the gaze of her husband Tato, friends and mother. This accuses the son-in-law of not having been a good husband; if it had been, Miriam wouldn't have died in a motel with another. But, according to friends Tônia and Tom, the deceased was experiencing a strong nymphomania crisis, hence taking advantage of her husband's absences, who, as a doctor, worked at night at the hospital. Tact finds it hard to conform to what happened. At the same time, Tônia reveals herself sick of her marriage to the voyeur Raul, while the transvestite Jessica, also separated from her husband Roberto, misses the time when she was Zezinho, when she had relations with the peasant Celso. One by one, everyone recalls passages from their lives and the reasons why Miriam would have died.