Spain, early 20th century. Hildegart is raised and educated by his mother Aurora as the subject of a social experiment, to be the first truly free woman in the world, the one who will lead humanity into a new era; and, in order to achieve this goal, is insanely loved… until the moment when she becomes a young and gifted woman and actually tries to fly freely, away from the oppressive nest of her creator and guardian.

In early 1990s Spain, eleven-year-old Celia lives with her mother and studies at a convent school in Zaragoza. When Brisa, a confident new classmate from Barcelona, arrives, Celia is drawn into a world that challenges the strict religious teachings and sheltered life she has known. Their friendship pushes her to confront hidden truths at home and the uncertainties of adolescence, leading her to explore questions of identity, independence, and belonging.