The story of DI Kari Sorjonen of the Serious Crime Unit in Lappeenranta, his family, and his investigations into a variety of harrowing homicides around the border area.

• Ville Virtanen
• Matleena Kuusniemi
• Olivia Ainali
• Anu Sinisalo
• Lenita Susi
• Kristiina Halttu
• Max Bremer
• Jasmin Hamid