An icy night in Stockholm, a man is in a bad condition walking on a railway bridge. After his hurried admission to the hospital with hypothermia and legionnaires' disease, it is revealed that the man with this name has been appearing as dead for over seven years. He seems to have fallen victim to the notorious serial killer Jurek Walter, who was arrested years ago by the police inspector Joona Linna and sentenced to life imprisonment in the forensic psychiatric care unit in absolute isolation. As Joona Linna investigates where the "dead man" has been all these years, some unexpected clues lead to the reopening of an unsolved case. The danger is lurking and someone must - as soon as possible - get closer than ever to the man who took away a family from Joona Linna and wants him dead...