Season 1

Season 2

Nina Kautsalo has moved to Rovaniemi in northern Finland, where her daughter has started special school and her mother is undergoing cancer treatment. Nina joins a new Finnish-Russian police team and is partnered with the mysterious Viktor. A new investigation leads them to Murmansk on the trail of a mysterious hunting club. The case also involves an unsolved old murder whose prime suspect has disappeared.

Season 3

Nina Kautsalo returns to Ivalo, where she starts investigating the murder of a local pharmacist as chief of police. Meanwhile, an attempt is made to hijack a top-secret test car. Soon the murder investigation led by Nina also points in the direction of the international car business.

Season 4