Tanja Wöllnitz is sitting with her American boyfriend Robert Jennings in a café when suddenly a shot is fired and the young woman is injured. While Tanja is taken to the hospital, Robert flees after the first police questioning.
Drug dealer Timo Wagefeld was fatally stabbed on a playground. A syringe and banknote in the corpse's arm are the posthumous mark of jailed dealers killer Adrian Schütt, a former junkie who maintains his innocence; the knife also fits.
The power went out in the center of Leipzig. Leipzig is completely shut down. It is deep darkness. The first mission for SOKO follows promptly. A dead man was found at a transformer station.
The cult band 'Silly' gives an exclusive club concert in Leipzig, where Ina and Jan are also in the audience. Jan immediately notices the increased security measures. During the concert, the dead tour manager is discovered backstage.
The Brazilian soccer star Ronaldo Castilho from Leipzig is found dead. The investigators initially targeted fellow player and compatriot Giovane Escudo, who was pushed out of the starting eleven by Castilho.
Attractive teacher Petra Holter, wife and mother of two children, is found dead on the kitchen floor by her family and her sister Hannah Mendel. The murder weapon is still on the table next to her.
A drug-crazed young Arab woman jumps to her death from the window of a luxury hotel in Leipzig. However, traces on her corpse suggest previous acts of violence. The Saudi family clan of al Zayed has come under suspicion.
Frank Kowalski, a bottle collector, is found stabbed to death in Leipzig's city park. Above all, his "colleagues" Rudi, Inge and Volker, who also collect bottles, are associated with the case.
A terrified mother reports her son missing. When SOKO comes to Axel Reinke's apartment, the grave suspicion that a crime has been committed seems to be confirmed. A bloodstain and an attacking cadaver dog definitely doesn't bode well.
In order to improve the image of the Leipzig police, the chief of police ordered that a documentary film should be made about the SOKO. The film team is supposed to accompany the investigators in their everyday lives "up close".
A gruesome find at the Leipzig slaughterhouse: the remains of a human being are found in the stomachs of several pigs. The trail leads SOKO to Jakob and Sylvia Hüsken's organic farm. The couple are shocked at the news.
Stefan Tebo, managing director of a software development company, lies dead in his exclusive apartment. Only his laptop is missing. His partners in the company are shocked, but obviously know more than they tell SOKO.
15-year-old Sandy falls to her death from her bedroom window. She lived in a therapeutic residential group for young people. Was it suicide or was she pushed down? Her roommates are the first to be suspected.
A perfidious poison attack is carried out on Verena Siebert. She only survives because her stepson Kai finds her in time. The contact poison came in the mail in an inconspicuous advertisement for perfume.
A grisly find is discovered in a parking lot: a severed hand. The hand is from a young woman. Is she still alive or has she been the victim of a crime? A phone number written on the back of the hand leads to Carola Wenzel.
The Leipzig crisis advice center asks the police for help. A man named Volker has repeatedly announced on the phone that he will commit a triple murder. Jan Maybach realizes that Volker's threats are to be taken seriously.
A dead rocker leads the investigation into the strictly closed world of the motorcycle gang "Thunderbolts", which also operates a branch in Leipzig. The biker friend Ilona Weiß refused any information during the interrogation.
After the murder of tax consultant Birgit Breukmann, SOKO Leipzig investigates on a delicate mission: the victim came directly from a swingers party. Ina Zimmermann and Jan Maybach take part as an undercover couple.
A security guard is found shot dead in a warehouse. He must have caught the perpetrator in the act of breaking into a self-storage box. Inside, investigators found a dozen open and ransacked boxes containing old Lienhard financial files.
Young investigator Vince Becker watches an erotic chat show on Internet TV in the evening. He witnesses how a colleague of his chat partner Annabelle collapses live in front of the camera. Vince immediately informs the emergency services.
A murder in the Leipzig JVA causes unrest. Yuri Klopek is found stabbed to death in the prison laundry. The murdered man is the son of boxing trainer Walter Klopek, who is also imprisoned there and is the leader of the cell block.
The daily show program in the western town "Saxon City" comes to an abrupt end when Arthur Maschwitz, who plays the sheriff, collapses in a duel, fatally injured. The blanks in the Dueling Pistol have been swapped for real ammo.