Everything is going well in the relationship between Tony and his nephews until his sister's new suitor appears and becomes the trio's new favorite, making Tony jealous.

Rio de Janeiro, Brazil, 1950. In the conservative home of the Gusmão family, Eurídice and Guida are two inseparable sisters who support each other. While Guida can share with her younger sister the details of her romantic adventures, Eurídice finds in her older sister the encouragement she needs to pursue her dream of becoming a professional pianist.

Ângela Cristina, mother of teenager Maria de Lourdes, has to deal with the difficulties and delights of guiding her daughter during one of the most complicated stages of life.