When Darkness Falls: A neighbor finds the body of a woman outside her home. She has both motive and opportunity, but the police think the victim's daughter and her husband are hiding something. Luna meets her new work colleague, Tamara.
Rich Kids: A group of privileged teens have a hit and run after a night of partying. They leave the dead woman on the road. The SOKO team find additional suspects.
For Your Protection: An alternative-medicine practitioner is found dead. Suspects include the doctor whose career the dead woman ruined and angry customers who feel duped.
A Bittersweet Death: Two employees of a bakery, recently taken over by a conglomerate, have died by suicide. A third is missing after reporting to her boyfriend she has seen an incriminating video.
Home Time: An old acquaintance of Luna has witnessed the murder of a local barber. However, a stroke's impaired his speech - complicating the team's ability to identify the shooter. Meanwhile, Chief connects with an old flame who brings more to table than expected.
Fallen From the Sky: Hikers in a forest find the skeleton of young girl high up in a tree. From clothing fragments and an MP3 player, the team learns her identity quickly, leading them to reopen a 15-year-old missing person case.
The Candidate: A body is found at the lake and identified as a political advisor for a mayoral candidate. A blogger circulates the rumor of an affair between the deceased and the candidate. The team works to find the truth.
I Know Who You Are: A man is found dead in the cold water of his bathtub. Potential suspects seem to have evidence planted on them. As the investigation unravels, the police discover a story going back to the GDR.
Oda's Secret: Julian, a young teen with a life-threatening illness, calls the police after discovering a huge pool of blood in the family's dark living room. No one can find his mother.
Old Friends: Tamara is waiting to meet an old friend when she gets a call that a body has been found. It turns out to be her friend, a police officer who, she learns, had worked undercover.
Let Live: A university researcher studying DNA editing is found dead with all her valuables missing. A colleague discovers her body. Luna finds out he is the same man the researcher wanted replaced on their lucrative project.
Murder in G-Minor: Tamara and Luna are sent to a church where a body has been found. When they arrive, the caretaker tells them he has locked three women in the church who were there at the time of the killing.
Smoke on the Water: Two thieves on a jet-ski are terrorizing a lake, robbing boats at gunpoint. When a body is found in the water, it seems likely to be the work of the two the pirates. Luna and Tamara set sail to investigate.