A teacher arrives at a humble school in the Buenos Aires suburbs to serve as a substitute. There he meets Sofía, a gifted 7-year-old girl. The teacher quickly notices that Sofía may be a case of hidden talent in that environment and decides to do something to help her.

The story focuses on the life of a couple and their twin sons, one of whom begins to show that he identifies as a girl. From this, Gabriela, the mother, will try to understand the situation of her son who soon becomes a trans girl, thus beginning a struggle for the rights and gender identity of Luana , who will also have to face the rejection of her father Guillermo.