Brazil, 1961. In the underground of the Piratini Palace, the governor of Rio Grande do Sul, Leonel Brizola, awaits a bombing by the Brazilian armed forces. The country is on the verge of a civil war, following the resignation of president Jânio Quadros and the movement to keep vice-president João Goulart from taking office. Using the radio transmitter from his improvised bunker, Brizola sets up the Legality movement, to ensure Goulart's right to the presidential chair. Caught in the crossfire, two brothers who are in love with the same woman unite to fight alongside Brizola.

Everything is going well between Teixeirinha and Mary Terezinha. They are finishing a film, and she is pregnant and happy. However, during a routine check-up, Teixeirinha discovers that Mary has leukemia and could die if not treated soon. Desperate, but trying to hide the truth, he sends for an American specialist who confirms the diagnosis. Accidentally, Mary learns about the illness and asks a doctor friend for her opinion. In the meantime, Teixeirinha relives the suffering of when he lost his mother and appeals to faith. He consults a spiritual healer who says that a kind woman with a beautiful smile could help him. Immersed in so many memories, he goes to the Sanctuary of Fatima in Portugal to see if he can find the path to Mary's cure.

The Paraguayan War (1864-1870) was the deadliest conflict in South American history. This film depicts the brutal struggle between Paraguay, led by dictator Francisco Solano López, and the Triple Alliance of Brazil, Argentina, and Uruguay. It explores the political machinations, devastating battles, and immense human cost of a war that reshaped the continent.