Civil engineer Petersen is found dead in the river. Apparently, before he died, he was bound and tortured, and then suffocated. SOKO finds out that he was leading a double life, throwing secret fetish parties behind his wife Doreen's back.
A frivolous party in a posh neighbourhood: Heike Theumer's bachelorette party is being celebrated, hosted by landlady Tatjana Walz. In the end, the landlady Tatjana is dead and the bride Heike is a suspect.
16-year-old Mira König, who is treated as a great tennis hope, has disappeared. The girl did not come home after the evening training session, but initial investigations have revealed no evidence of a violent crime.
Professor Heinrich Feldhaus, the 60-year-old managing director of a private dental clinic in Leipzig, is brutally stabbed. Although the investigators were only able to arrest René Heppler shortly after the crime, the case is a mystery.
Norbert Eppelmann, managing director of a pharmaceutical company in Leipzig, is found murdered in his villa. The circumstances of the crime point to a professional execution.
The popular private tutor Markus Kilian is found shot dead in his apartment. He was a member of Scientology. SOKO assumes that the murderer is to be found among the opponents of Scientology.
On the way back from a crime scene, Jan accidentally catches ten-year-old Jakob shoplifting. Apparently it's a runaway who doesn't want to accept his mother Gitte Ehrmann's upcoming marriage to a new man.
Hajo Trautzschke is called to a badly battered corpse. The victim Dennis was a strength athlete in a gym where Jan is also a member. Investigators quickly figure out the illegal fight bets Dennis was involved in.
A criminal on record is murdered and leads the investigators on the trail of one of the most wanted violent criminals in Germany: Marvin Schröter. Prosecutor Binz expects the fastest possible arrest of the perpetrator.
Michael Terdegen is found seriously injured in a Leipzig backyard. Everything indicates that he had an argument with a hustler or his pimp. Shortly thereafter, the victim dies in the hospital.
Minna Tacke, an internationally successful Leipzig artist, is found murdered near her studio. It quickly turns out, it was a robbery and murder, because her latest pictures were cut out of the frames and have disappeared without a trace.
The SOKO team found traces of blood in an apartment in Leipzig, which indicate severe stab wounds. The apartment owner Rolf Metzger cannot be reached. But a taxi driver drove a young woman to the apartment the night before the crime.
Jan and Ina have to run for their lives in the Rochlitz mountains - pursued by Martin Wolff and his sons Ulrich and Bruno. Their escape is made more difficult by Rolf Metzger, whom they freed in the camp.
An anonymous caller steers Jan Maybach into the city center, where a helpless man with a bomb belt calls Jan's name in fear of death. Although Jan manages to defuse the bomb at the last second, his real adventure only begins now.
After a wild night of partying in a villa, Tom Kowalski wakes up naked next to the dead Annette Walter. He can't remember anything. First he tries to find out what happened together with the other three party guests.
The adult education center in Leipzig mourns Bodo Lampert, one of their most popular teachers, who supervised an integration course for migrants. SOKO investigators find him stabbed to death on the steps of the building.
Startled by a cell phone video showing someone being beaten almost to death, the SOKO investigators stumble upon an internet community where young people celebrate violence. The trail leads to the TNT Club, a dubious club.
The murder of a real estate agent leads SOKO to the Leipzig housing market. Jan and Leni, who are already considering buying their own living space, are living undercover for a few days in the district where the murder took place.
In the middle of Jan and Leni's wedding plans, a disturbing murder case bursts. The body of a young woman is found in a rubbish bag, clearly a sexual offense. The crime pattern resembles an unexplained case that happened 15 years ago.
Jochen Krollmann becomes the focus of the investigation. The fastidious bachelor lives with his disabled mother and the profile of the perpetrator fits. Profiler Frank Seefeld prompts SOKO to focus on protecting student Sonia.