Varg Veum is no longer working as a private investigator. He's got a permanent job as a teacher, and has calmed down his life, enjoying the domestic bliss with his new girlfriend Karin, but the idyll doesn't last long. Veum gets a brutal meeting with the past, when "The Knife" is released from prison, determined to take revenge on those who got him convicted for the murder of a teenage girl.

Private detective Varg Veum lives, and is consulted in various criminal cases, in Bergen on the west coast of Norway.

When a bomb explodes in a British RAF base in Germany, MI5 terrorist specialist Bull (Bill Paterson) is called in to investigate. However, the further he begins to dig into the secrets behind the terrorism, the more he finds himself immersed in dodgy goings-on in the corridors of power of NATO itself.

An international oil drilling company hires private investigator Varg Veum to find their missing systems designer, Arne Samuelsen. Varg discovers the headless body of a woman jammed into the fridge in Arne's apartment - and is promptly knocked unconscious. When he wakes up the body is gone and the Police has arrived.

Varg Veum tries to help a scared girl lost in the woods at night, but he fails to avoid her death. What was this young asylum seeker fleeing from?

After extricating 17-year-old Lisa Halle from a life of prostitution in Copenhagen, private investigator Varg Veum becomes ensnared in a tangle of parental neglect and bad love when he is hired to locate Lisa's boyfriend, Peter Werner.

Jakob Aasen has hired his old friend, private investigator Varg Veum, to spy on his wife Rebecca, whom he suspects of infidelity. Against his better judgement Varg accepts the job, and in an ironic twist he and Rebecca rekindle their former love. Meanwhile a serial killer is targeting members of Jacob's band and their families...

Varg Veum promises his girlfriend that he will find her sister who has vanished.

Varg Veum is going to be a father. In a way he could never imagine, life takes on a new direction while he is searching for a missing pair of siblings in the prostitution circles in Bergen. Varg realizes that life will never be the same when he has to make a decision: Let the criminals go free or expose Karin to mortal danger.

Racial tension is running high in Bergen after a young black asylum seeker dies at the hands of the Police. Shortly afterwards, a right-wing politician is targeted by a gunman at a public rally and his wife is fatally wounded. Another member of the right-wing party, Marit Holm, approaches private investigator Varg Veum, insisting she is being stalked.