The discovery of long-buried remains in a quiet fishing village forces a detective to confront a decades-old cold case that suddenly turns active. Detective Patrik Hedstrom must navigate the insular and suspicious community of Fjallbacka while balancing the personal pressures of impending fatherhood. As a new disappearance mirrors the past, he faces the Hult family, whose history of religious fanaticism and criminality complicates the investigation. The narrative follows a traditional procedural structure, alternating between the present-day search for a missing girl and the lingering shadows of a twenty-year-old crime.

This novel is widely regarded as a quintessential example of the Scandinavian noir genre, praised for its ability to blend domestic realism with dark, suspenseful mystery. Readers often highlight the author's skill in creating a claustrophobic atmosphere within the small-town setting of Fjallbacka. The character development of Patrik Hedstrom and his relationship with Erica provides a grounded emotional anchor that contrasts effectively with the grim nature of the crimes. Critics frequently note that the pacing is deliberate, allowing the intricate web of family secrets to unfold with precision and impact. The work is recognized for maintaining the high standard established by the series' debut, solidifying the author's reputation in the international crime fiction market.