Grande Otélo, Aguinaldo Camargo, Vera Nunes, Ruth de Souza, Jorge Dória, Sérgio de Oliveira, Agnaldo Rayol
Dos hermanos negros, Renato y Miro, crecieron en la casa del Sr. Requião, quien también adoptó a dos niños blancos, Marta y Hélio. Mientras Renato, enamorado de Marta y decidido a terminar sus estudios en Derecho, se mantiene sumiso, Miro comete pequeños delitos. Renato, compositor en sus ratos libres, tiene un gran cariño por su hermano menor Hélio, quien interpreta sus canciones. Después de graduarse, Renato asume la defensa de Miro, acusado de crímenes. Cuando Walter Mendes, un estafador, intenta engañar a Marta y al Sr. Requião, el amor fraternal se pone a prueba.
Two Black brothers, Renato and Miro, grew up in the home of Mr. Requião, who also adopted two white children, Marta and Hélio. While Renato—deeply in love with Marta and determined to complete his law studies—remains obedient and respectful, Miro gets involved in petty crimes. Renato, a composer in his spare time, shares a deep affection for his younger brother Hélio, who performs his songs. After graduating, Renato takes on Miro’s legal defense when he is accused of crimes. When Walter Mendes, a conman, tries to deceive Marta and Mr. Requião, the bonds of brotherhood are put to the test.