In the heart of Dalarna’s shadowy forests, the mind can be the most dangerous place of all. Sweden’s most notorious clinic for forensic psychiatry Säter is hidden deep among the pines — a place where the country's most violent offenders are sent when prison isn’t an option. For young psychologist Anna Varga, a position at the prestigious institution is the opportunity of a lifetime: a fresh start, a career breakthrough, an escape from her past in Stockholm.