Knowing the killer has carefully planned his crimes, Saga and Martin wonder whether they can catch him off guard by doing something he doesn't expect.

The murderer has groomed a number of schizophrenics to commit carefully synchronized violent crimes on the same day in Malmo and Copenhagen.

A rogue policeman is killed by someone in uniform. The detectives believe that the killer for whom they are searching was the killer. They also now suspect that the killer may indeed be one of them - that he is actually is a cop.