A man living with his parents in a low middle-class apartment in Rio de Janeiro coldly stabs them with a razor and then goes to the movies. Marcia, a rich and dissatisfied young woman, takes advantage of a trip from her husband to go to her home in Petrópolis, where she receives a visit from an old friend, Regina.

Márcia

Regina

Assassino

Mãe de Regina

Chefe de Polícia

Pai

(as Dolabella)

(as Guará)

Márcia

Regina

Assassino

Mãe de Regina

Chefe de Polícia

Pai

(as Dolabella)

(as Guará)