Accused of killing his brother during adolescence, Salvador lives isolated in the middle of Patagonia. After several decades without seeing, his brother Marcos and his sister-in-law Laura, come to convince him to sell the lands that they share by inheritance. The crossing, in the middle of a lonely and inaccessible place, revives the duel where the roles of victim and murderer are transformed over and over again.

In 1995, seventeen-year-old Isabel Baker was murdered. The crime shocked the small town of Ashford and devastated Isabel's Australian South Sea Islander community. The case was never solved, the killer never found. In 2020, the opening of a time capsule unearths a secret that puts cold-case detective James Cormack (Fimmel) on the trail of the killer.