Gasping breath, quick steps. A voice shouts: "Faster, faster! Next." Three children are running through a tunnel when suddenly a shot is fired. The dead man, Raik Klimas, was a prepper who was preparing his family for the end of the world on day X and had completely set up a bunker for it. The three children Fiona, Yannick and Alina were in a civil protection exercise at the time of the crime. Why did the father of the family have to die? His wife Doreen Klimas provides the investigators with a possible lead: Raik Klimas stored gold in his bunker, which has now disappeared. The bunker was to be kept secret from outsiders. But Raik Klimas' former colleague Michaela Dösch knew about it. Did she also know the hiding place of gold? Coincidentally, she just bought a new car. Perhaps with the gold of Raik Klimas? (Text: ZDF)

A sunny day on the Havel, but the idyll is deceptive: From his boat, Gerd Stürmer sees a corpse floating in the water. SOKO boss Henschel is shocked. The dead man is Erik Grimm, the brother of his good friend Friedrich Grimm. Bernhard Henschel not only has to deliver the sad news of his brother's death to his friend, but also has to ask unpleasant questions. The relationship between the brothers was more than shattered: Friedrich Grimm's marriage broke up because of an affair between his wife and Erik Grimm. He also lent his brother a lot of money that he had never gotten back. Did Friedrich Grimm kill his brother out of frustration and disappointment? Bernhard Henschel feverishly tries to prove his friend's innocence. Although the facts initially speak clearly against him, open questions remain. Why is the victim's car parked at the boat rental where both Friedrich Grimm and Gerd Stürmer have their boats? (Text: ZDF)

The taxi driver Milo Berger is supposed to pick up a passenger at a completely remote railway bridge. Once there, he is suddenly threatened by a man with a gun. Luna and Sophie are called to an armed chase. When they arrive at the railway bridge, they find the frightened Milo Berger in a hiding place. There is no trace of his pursuer. Why did the man try to kill the taxi driver? A little later, the SOKO can put the pursuer: Hektor Kruse. But the deed cannot be proven to him. It is statement against statement. What connects him and Milo Berger anyway? Hektor Kruse does not hesitate long with an answer: Milo Berger is the murderer of his 13-year-old son Emil, who was run over by a taxi a year ago. Milo Berger, however, has been acquitted due to lack of evidence. The SOKO Potsdam reopens the old case. (Text: ZDF)

At dawn, young people dance to a booming bass. Suddenly, a girl stands in front of them. The bloody hair sticks together, the eyes rigid with fear. Then it collapses and dies. The last words were: "It's all a lie, she lied." What does that mean? The Commissioners are completely in the dark. Not even the identity of the girl is known. And this, where Sophie's day already began with a streak of bad luck: first scratching a car with a bicycle and then kicking dog poop. Can only get better! A first clue in the case is the victim's last meal: cheese burgers with guacamole and pineapple. There is one of these at Bruno Beyer's American Diner, where the girl had applied to be a waitress. The investigators hope that the curriculum vitae will provide clues to the identity of the dead. But: The documents were falsified. However, it turns out that Bruno Beyer paid too much attention to his young waitresses. (Text: ZDF)

In the middle of the night, Luna's phone rings. Coroner Werner Vense stands in a hotel room next to a woman's corpse and needs Luna's help. She is the only one he trusts. The woman died from intentionally overdosed ecstasy pills. A friend has asked Werner for help, and Werner swears that he has nothing to do with the murder. But who is this friend for whom Werner risks his job and voluntarily goes into prison? Through the surveillance camera in the hotel, the detectives come across Joost Fürniß. He runs an escort service and has been known to the police for a long time. However, the investigators find out that the victim wanted to testify against Fürniß at the LKA for pimping. Was that a reason for him to kill her? Sophie is still in hospital after her gunshot wound and is sorely missed by the team. But her injury doesn't stop her from investigating anyway. And so it provides the commissioners with a new lead. (Text: ZDF)

Gisela Luger is found dead on the terrace of an imposing villa. Under suspicion: husband Jakob, son Martin, the fitness trainer and the boss of a vegan food manufacturer. Gisela Luger worked as a nutrition researcher in the food industry. She researched the replacement of artificial ingredients by natural substances in food. A new trend in the vegan food industry. Already in GDR times, the victim researched replacement products together with her ex-husband Jakob Luger. After the fall of the Berlin Wall, however, she focused on more profitable orders, while Jakob remained true to his ideals. He has never been able to understand the lifestyle of his ex-wife and even less the coldness of feeling towards their son Martin. He suffers not only from the lack of attention, but also from constant lack of money. Did Martin Luger kill his mother when she turned off the money tap? Or did Anna-Lena Pross kill Gisela? (Text: ZDF)

In a field lie the wreckage of a crashed motor glider. In the wreckage lies the body of pilot Philip Franke. However, it is not a normal crash. He had sleeping pills in his blood. The detectives must now find out whether Philip Franke was murdered or whether he killed himself. In addition to flying, Philip Franke ran a hotel with his sister Annika. But she threw him out half a year ago. What was the reason for the sudden dismissal? He hadn't told his wife Jana and his two children Nicola and Coco about it. The family lacks money anyway. Philip Franke's flying was a financial burden for the entire family. The commissioners take another look at the airfield and find that only two years ago another sports aircraft crashed there. The LKA suspects that refugees were smuggled in at that time. Florian Luckow, the flight director of the airfield, claims to have known nothing about it. Was Philip Franke involved in human smuggling? Or did he uncover it and die because of it?

Tina Nowak is standing in the climbing park, preparing a new event. She is startled when suddenly someone is behind her. She is later found dead. Tina Nowak was a helicopter mother who always got her way. Her daughter Fine in particular suffered from this. Even so, Fine loved her mother more than anything. Fine is shocked by the news of her death and, in her grief, takes refuge in piano playing. She is extremely talented, says her piano teacher Milana Breuer. Top marks, hobbies without end – that's too much for such a young girl, says not only Milana, but also the victim's ex, Karl. Between Tina and Karl it ended more and more in fights. As the Commissioners find out, the quarrels were not only about education, but also about sole custody. Things didn't look good for Karl Nowak. Did he kill his ex-wife so as not to lose Fine? When it turns out that Tina Nowak had lent the owner of the climbing park, Paul Schönemann, a large sum of money, the investigators believe they have a hot trail.

When a car owner is about to get upset about a ticket, he finds Rike Wehnert lying dead. She was a politesse. A profession that triggers anger in many. Tamara Plensky, a co-worker, knows the hostility and fear of assault. The concern was shared by Rike's ex, Justin. He tried to persuade Rike to quit. Justin gives the commissioners a clue. Rike has lent Tamara 3000 euros. She did not get the money back and wanted to hire a lawyer. Tamara then threatened Rike. Has the dispute escalated? It turns out that Rike has given her last ticket shortly before her death to the physiotherapist Esther Bruns. For the commissioners, Esther becomes more suspicious when her lawyer Kai Markowski shows up and threatens them. Why is Esther hiding behind a lawyer? When the commissioners discuss the facts, they find an envelope addressed to them without a sender. Suddenly, the commissars become the target of hostility towards the forces of order. (Text: ZDF)

Pharmacist's son Philip Cornelius is getting comfortable on the couch when he hears a clink in the house. Soon, a shot is heard. At first, it looks like a break-in. Detectives quickly find that the student has dealt with adulterated cough syrup. They suspect this is the key to the case. The search focuses on the victim's partner: Marvin Naumann. He was forced out of the business shortly before. When Marvin flees, he becomes a suspect. Did he kill Philip to take over the cough syrup business? The victim's stepfather, Dr. Michael Tietze, is also targeted by the investigation because he was blackmailed. Is there a connection with Tietze? Tietze becomes the victim of an armed attack. The grieving pharmacist and father of the victim, Stefan Cornelius, also behaves increasingly conspicuously. The detectives must unravel the web of lies and secrets in order to solve the murder and convict the perpetrator. (Text: ZDF)

The life of family man Andreas Littauer ends on a lonely dirt road near Potsdam. A bullet is stuck in his head. His wallet is empty: money and debit cards are missing. His wife Charlotte Littauer and their daughter Svea remain affected. What the family man and life coach did at night in the forest remains a mystery to them. What is unusual is that his car was parked on the "territory of New Prussia". The self-proclaimed head of state of "New Prussia" is Rolf Erich Versicke. The citizen of the Reich does not shy away from defending his external borders with a weapon. Marcel and David quickly feel Versicken's protective measures. Was Andreas Littauer in the wrong place at the wrong time? Charlotte Littauer, Svea and brother-in-law Nils Wehlheim have a watertight alibi. On the night of the crime, they were at a family celebration to which Andreas Littauer did not go. Did he want to meet someone in the forest? (Text: ZDF)

The 18-year-old climate activist Cleo Pieper is killed. She was the Potsdam "climate Greta". With radical views on her blog, she not only made friends. Anastasia, Cleo's best friend, is shocked. They ran the blog together. Cleo regularly received hate messages and death threats. Cleo's biggest online enemy called "Lord of Hate" is targeted by investigators. The hate messages have worn Cleo down and she confided Danilo Voss. He fell in love with her. Did Cleo not reciprocate his feelings? It turns out, Cleo had fallen in love with Falk Seidel, the father of Anastasia. When the investigators find a shirt with Cleo that belongs to Falk, the suspicion hardens: Did he murder Cleo to cover up an affair? When a group of teenagers tries to set a fire in front of Cleo's house during a surveillance operation, the officers intervene: The harmless-looking teenager Elias Trenker was one of those who bullied Cleo on the Internet. Did he carry out his threat? (Text: ZDF)

Popular writer Magnus C. Kayser lies dead in the elevator of the Havel publishing house. The investigators lock-down: no one in, no one out. The murderer must still be in the building. One after another is questioned, each in his office. Without exception, everyone has a motive and is not truthful. When the detectives reconstruct the last minutes before Kayser's death, they receive different statements. The employees become entangled in contradictions. Why does no one want to be last to see the most famous author of the house? What is being hidden? When the detectives learn that Kayser had a dispute with Anselm Günther, his ghostwriter, he is investigated. Kayser hadn't written for a long time, and Günther wanted more money for the new book. Kayser refused. Then the victim's wife turns up at the scene. The commissioners note with horror that Kayser has systematically harassed and coerced the staff for years. Did one of the women fight back? (Text: ZDF)