Maria is a very dedicated mother who takes care of her daughter, Elza and her husband, Osvaldo, with love and affection. To do this, Maria had to give up one of her biggest dreams, which was to be a singer, and instead went to work in a building in Brasília. One day, Elza was selected to compose a musical and in this offer, Maria found the perfect chance to revive her dream in her daughter, doing everything to make the girl experience this show.

João Ernesto Ribamar is a corrupt politician running for the presidency. He is in the runoff election, ahead on the polls, when he receives a "mandinga" (curse) from his grandmother, which makes him unable to lie. Now the problem begins: How to win an election by telling only the truth?