Leo is a young ranch hand who has never left his small community, located in southern Brazil, until he is faced with the need to fulfill his father's last wish. He travels to Rio de Janeiro with his uncle Arthur who he isn't very close to. During the trip, Leo manages to see the immensity of the world and the infinite possibilities, turning his trip into a great journey of discovery and transformation.

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.

Desire and guilt traverse the journey of Pássaro, the only son of the Tamai family, and Ângelo, the youngest son of the Miranda family and Marciano's brother. Living in a small town, Pássaro and Marciano were best friends as children, despite the constant tension that surrounded their neighbors. However, fights between their parents drove them apart and their friendship faded. Years later, Pássaro and Ângelo meet again at a party and become attracted to each other, experiencing a passion that defies prejudice and stigma. The relationship, however, provokes Marciano's anger and hostility and rekindles resentments of the enmity between the families.