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...

Magna is seeking answers to her father's mysterious disappearance many years ago. Birk is battling outside forces to save his mountain home. Their quests lead them on a trail of an insidious environmental crime.

Marcus' father has become an angel, but is still playing a major part in Marcus' life.

Idunn travels to the secluded village Gunntra to bury her deceased father. They didn't speak for many years, while he was the local sheriff in Gunntra. Now he is dead. When she looks into his last case she finds horrifying statistics of disappearing children, and a theory that reveals a connection to the old mines.