Two years ago Alexander Blix was the lead investigator in a missing person's case where a young mother Elisabeth Eie had been kidnapped. The case came to a standstill when Blix's own daughter was killed and he was arrested for avenging her. Blix is a now free man again but Elisabeth's kidnapper has found him. The police are unwilling to accept Blix's help. But Elisabeth's murderer continues to pursue him leading Blix to his new victims. . . Meanwhile Emma Ramm has been contacted by a teenage girl Carmen whose stepfather has been arrested on suspicion of killing a childhood friend. But there is no body. Blix and Ramm can rely only on each other. And when Blix's fingerprints are found at a crime scene the present comes uncomfortably close to the past. And it is clear that someone is watching. . .