Sebastian Bergman, a former criminal psychologist and an expert on serial killers, finds himself in the town of Vesterchöping by accident—he needs to sell his mother's house, with whom he hadn't spoken for many years. Pursuing his own goals, he becomes involved in the investigation of the brutal murder of a sixteen-year-old boy and brings to light far too many deeply buried skeletons. But he has skeletons of his own as well…