Two of Sweden's most powerful businessmen have been murdered. In the face of panic amongst the financial elite, a task force is created to catch the culprit before he kills again. To his surprise, Detective Paul Hjelm, currently under investigation for shooting a man who took a bank hostage, is summoned to join the team.

Detective Paul Hjelm and his team receive an urgent call from the FBI. A murderer whose methods bear a frightening resemblance to a serial killer they believed long dead is on his way to Sweden.

After the disastrous end to their last case, the Intercrime team - a specialist unit created to investigate violent, international crime - has been disbanded, their leader forced into early retirement. The six officers have been scattered throughout the country. Detectives Paul Hjelm and Kerstin Holm are investigating the senseless murder of a young football supporter in a pub in Stockholm, Arto Soderstedt and Viggo Norlander are working on mundane cases, Gunnar Nyberg is tackling child pornography while Jorge Chavez is immersed in research. But when a man is blown up in a high-security...