The investigation disrupts the lives of Lucía's parents, who become increasingly convinced they will never see their daughter alive. While Ana finds stability within her family, the townspeople see their lies and most intimate secrets exposed by the Civil Guard. No one is safe.

Even though the truth has come to light, Lucía is still missing. The events that took place in the village will forever mark the lives of its residents. Nothing will ever be the same again, not even for Sara. Risking her mental health, which is weaker than ever, Sergeant Campos will not give in. She has no intention of leaving this remote place in the Pyrenees without achieving what she came to do: find Lucía.