Hoping for a simpler life, detective Kari Sorjonen and his family move to a quiet lakeside town, where he's immediately called in to help solve a murder.

Sorjonen and his team inspect the new crime scene; Katia's mother searches for clues at the resort; a reporter begins digging into Sorjonen's past.

Lena uncovers a crucial clue to the kidnapper's identity; Johanna's secrets catch up with her; Degerman reaches out to Pauliina.

While Sorjonen investigates the suspicious death of a drug squad officer, Janina is drawn into a circle of teens planning an epic, drug-fueled party.

A second death linked to the pills prompts Sorjonen to travel to St. Petersburg.

Hannu-Pekka asks Kari for help after his date with an escort takes an alarming turn.