Sergej Merkusjev

Five men break into Frank Wagner's apartment. Frank is able to escape and seeks out the help of Johan Falk. Has someone leaked that Frank is working with the police? Frank and John don't know who knows what and whom to trust.

When Emma meets Cassandra, they initiate a relationship filled with physical and psychological challenges. Emma does whatever it takes to master the rules of the game. Lines are crossed and the stakes get higher and higher. Despite this, Emma can't resist the intoxicating feeling of total control.

Johan Falk's stepdaughter Nina has gotten in contact with her biological father, Orjan, discovering that he is in debt to an Estonian construction company in Gothenburg, leading to Nina's kidnapping.