Petter Rosenlund

Carl Hamilton has just returned to Sweden after many years of secret education in the US when Stockholm is shaken by a series of terrorist attacks. Hamilton is assigned to assist the Swedish intelligence service in their pursuit of the guilty, but at the same time works as a double agent.

When the Nazis secure a heavy water plant to realize their plan to create an atomic bomb, the Norwegian Allies struggle to sabotage the operation.

Varg Veum investigates the murder of a married couple; prime suspect is the stepson, but Veum does not think he is guilty. Not even when he confesses.