Lili is a princess who dreams of participating in a singing contest, however, she fears for the image of the royal family. Didi and Arthur help Lili, who hides her identity. However, Lili's cousin Lucélia wants to destroy Lili's plans.
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.