Two girls from a quiet coastal town, 16-year-old Veronica and her friend, disappear under mysterious circumstances. The case of their disappearance remains unsolved due to lack of evidence and suspects. Two years after Veronica and Martha went missing, the case is closed due to lack of evidence and suspects. The grandmother of one of the two young girls, Isabel (Kitty Manver), who has nothing to lose, decides to conduct an illegal investigation. Isabel will do everything possible to find out the truth about what happened that night, and what starts as a search for the guilty party will soon turn into a story of revenge...