An unknown woman with a red hoodie gets into the car of investigator Jan and asks him to drive off quickly. At the same time, Tom and Kim investigate a murder case in a late night purchase. Witnesses tell of a woman in a red hoodie.
The politeness Susanne Kramer is overwhelmed and kidnapped in the street. There is no trace of the young woman until the kidnapper reports on a live broadcast on Juli Segers' podcast. Apparently it is an act of revenge by the kidnapper.
30-year-old Maik Jansen is found dead. He was pushed from the balcony of his apartment. During the autopsy it turns out that Maik lived with a donor kidney, but he could not have obtained the kidney in a legal way.
Investigator Kim witnesses an altercation in which one of the men collapses with a knife in his stomach. The other flees. Kim chases them down to a ruined building, where the ground collapses and they are buried.
The bailiff Kevin Neumann is found dead in a parking lot. The first clues point to robbery and murder. Wolf Ribka, a violent client, is under suspicion. But the victim's mistress is also playing a wrong game.
The corpse of a young man is floating in the Karl Heine Canal. The violent death of Johannes Ehrenberg leads the investigators into political camps of two extremes in Leipzig.
The businessman Balthasar Blomberg and his son Moritz disappear without a trace, everything points to a kidnapping. Moritz suddenly reappears, but can't remember anything.
Oskar Trindel, managing director of an international logistics company, is found dead at a freight yard. Trindel wanted to build a multi-million dollar trading center in Leipzig with his brother and a Chinese business partner.
Ralf Harting is brutally attacked in a tenement house. During the questioning of the injured party, Ina and Kim learn that his ex-girlfriend Caro is in great danger. When Jan and Tom enter a pizzeria on their day off, events roll over.
Boris Kettler is said to be released from prison for good leadership. Three years earlier he had tried to kill Katrin Graber. The investigators had just prevented the assassination and Kettler swore revenge.
When Kim wants to visit her grandfather, she finds him slain in his house. There were three similar burglary cases lately. All victims were on a promotional trip. The former investigator Hajo Trautzschke should be introduced as a decoy.
Sven Lobinger is found shot during a meeting in his hotel room. The surveillance cameras show him shortly before with a young girl in the hotel lobby. The investigators find out that this girl is a minor and had an accomplice at the hotel.
Johanna Ehms is crushed to death by her own car. The tracks indicate that it was deliberately run over. The investigators find out that the young law student was financed by older men, so-called sugar daddies.
Svenja Uhlig is found dead on the premises of a high school. She was pushed off the roof. The day before, she had celebrated her tenth graduation anniversary with investigator Kim Nowak and other school friends.
Investigator Jan Maybach is found lifeless in his apartment by his son and is taken to the hospital. There the doctors fight for his life. Ina Zimmermann suspects that her colleague has given himself a cocaine overdose.
Ina and Kim witness a drug deal. But before they can intervene, the situation escalates. Shots are fired, the dealer dies, the buyer escapes. Ina introduces a third man who is on the run.
The investigation into the current murder case leads to a fleeting suspect, Moritz Brenner. Ina finds it hard to believe that Bent didn't know anything about his brother's plans. Moritz protests his innocence.
When the pensioner Hubert Koch comes home after a long hospital stay, he finds out that his house has been sold. A little later he is found dead next to a park bench. His son Uwe and his wife Anke are targeted.
André Henze is kidnapped by his father-in-law Richie Wolf. He commits a campaign of revenge for his wife Luise. She died some time ago of her illness, for which Richie Wolf blames his son-in-law, his lawyer and his wife's oncologist.
Karl Benz is found dead in his own butcher shop. The tracks provide clues to the animal welfare organization LOA, which has been carrying out attacks for some time.
Investigator Kim Nowak learns of the death of her former best friend Sara Winterfeld through an anonymous letter. Sara's parents believe in suicide, but Kim's sense of crime says otherwise.
Torben Weise drives his neighbors mad with daily disturbances of the peace. But recently, calm has returned: Torben Weise has disappeared without a trace. The search of his house is irritating for the investigators.
Felix Schöne, who saved food from being thrown away in order to pass it on to those in need, is found stabbed to death in his own shop. Nobody understands why such a selfless person like Felix had to die.
When the building contractor Clemens Brandtner is found with several shots in the back, his wife is sure to know the perpetrator: his former client Johannes Schäfer. For years he led a lawsuit against Brandtner for building botch.