When the disappearance of two teen girls shocks a quiet coastal town, a bereft grandmother risks everything to uncover the truth and seek revenge.

Madrid, summer of 2010. Commissioner María Ruiz investigates the sinister crime of a young man. With no visible identity and no clues or apparent motive, María will begin an investigation that will become more and more complicated.

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.