Göran and Sven have been cleared for adoption and they have a possibility to adopt a swedish orphan, Patrik 1,5. But when Patrik arrives he turns out to be someone else, not the little boy they were expecting. A comma had been misplaced, and in comes a 15-year-old homophobic with a criminal past.
Erica's parents are killed in a traffic accident. She moves to Fjällbacka and discovers she has a brother.
Varg Veum is no longer working as a private investigator. He's got a permanent job as a teacher, and has calmed down his life, enjoying the domestic bliss with his new girlfriend Karin, but the idyll doesn't last long. Veum gets a brutal meeting with the past, when "The Knife" is released from prison, determined to take revenge on those who got him convicted for the murder of a teenage girl.
