In the early hours of the morning, the naked body of a young man is discovered in a ditch next to Gota Kanal. The cause of death is mysterious; the body bears no visible traces of violence. The man is soon identified as Peder Akerlund, a former Swedish politician, excluded from his party for racism but since reformed. Then sixteen-year-old Nadja Lundin is reported missing, possibly abducted, the same evening, and there are signs that suggest the two cases might be connected. But what do the victims have in common? And why were they chosen? Gradually, Malin Fors realises that they are dealing with someone who is playing a game with them, who speaks through murders and who will not be silenced. What is he or she trying to say? Desperate to fine Nadja alive, the team race against the clock to find an answer before it's too late...