In the periphery of São Paulo, the pregnant single mother Cleuza works as maid in the apartment of a middle-class family. Each of her sons has a different unknown father: the oldest, Dênis, has a baby son that lives with his mother and he works as motorcycle courier.

Not adapted to a world that became upside-down, Saulo lives his life in a universe where the gravity is reverse.

Based upon the true story of Olga Benário, the German-born wife of Brazilian communist leader Luís Carlos Prestes. During the dictatorship of Getúlio Vargas (1930-1945) she was arrested and sent to Nazi Germany, where she was put to death in a concentration camp. After World War II began, Vargas decided to uphold the Allies.