While Kari and his family grapple with a blow of truly devastating proportions, Heikkinen reaches out, seeking assistance with a kidnapping. Simultaneously, Katia faces a trial for attempted murder.

Despite Niko’s reservations, Kari plunges into a string of gruesome crimes, each revealing unsettling parallels to cases long closed. Meanwhile, Janina finds herself increasingly exasperated with her father.

While the team frantically searches for possible victims, Kari combs the nation for any trace of the killer’s daughter. A chilling video surfaces, documenting a fresh act of violence.

The discovery of a body within a resident's room at the assisted living facility sets in motion an investigation led by Kari. She and her team begin to interview the deceased man’s three sons, each a distinct personality, as well as his sig…

The week unfolded with a shift in perspective, exposing subtle currents reshaping familial relationships. Concurrently, Kari wrestled with the lingering shadow of his own paternal history.

With yet another pivotal figure in the case now deceased, Kari finds himself drawn back to a troubling event from the family’s history. Meanwhile, Janina conducts an on-camera interview with Jarkko.

A young swimming instructor is found murdered in a ritualistic fashion, drawing the team's attention to a tightly-knit, deeply religious community where hidden truths lie in wait.

A disturbing piece of news, coupled with a troubling encounter, has ignited a sense of unease within the community. Upon discovering Janina’s diary, Kari immediately takes decisive action.

A strange contagion has confined Kari to a hospital ward, the sterile walls closing in around him. This isolation falls precisely as he and his colleagues prepare for the anticipated arrival of Lasse Maasalo.

As the city teeters on the brink, Anneli confronts an impossible choice. Meanwhile, Kari must reckon with the limits of his resolve, questioning how far he’ll venture to thwart his adversary.