Oswald the dog is ill and Jonas is very worried about him. While his father is getting ready to put Oswald out of his misery, Jonas seeks help from the new vet in town.

Frau Küppers considers that Dirk might be trying to protect Elias because of guilt he is feeling related to another case. Meanwhile, Paul is no closer to selling his van, and Elias still hasn't reached out for help.

While their parents are busy getting the house ready, Lilie and Greta go shopping and have their first experiences with the villagers. Greta doesn't exactly receive a warm welcome at school, but there is someone who stands up for her!

Mads give Harry a pep talk before her date. Dirk Matthies receives a phone call from Elias and ends up finding out who Lena Stolz's murderer really is.

Dr. Hansen decides to drive to the village to get the key. At the same time, Jonas sets off to deliver the key to the new vet family, along with a cake as a welcome gift.

Mirko tells Daniel that Lea Stolze, the murder victim, was his ex-girlfriend. And now his gun has gone missing too... How will Daniel react?

After a photo of Elias is released, Dirk has to try to find him however possible. Meanwhile, Nina and Paul try to take care of the financial issues they are each having.

With the help of surveillance camera footage, the officers from the 14th precinct discover that someone rode the victim's bicycle and then got on a train. Of course, this is Elias, the young man Dirk is trying to protect.

Dirk Matthies is still puzzled as to where Elias got his cell phone number. The detectives from the homicide squad come to his office to ask about it and their conversation is not exactly amiable.

Mirko, an acquaintance of Daniel's, turns up at the police station with a question concerning a "friend of his" who has lost a gun... At the crime scene, two detectives make it clear to the other officers that they will now be taking over the investigation.

Nina and Paul arrive at the scene and find a man's wristwatch near the victim, who is around the same age as Paul's daughter. She still has her wallet, but it looks as if her cell phone has gone missing.

Our heroes are back on board the ferry looking for the thieves. Just as they are about to give up, they notice some unusual behavior. Are they on the right trail?

Nina has to move to Italy with her family and has had a hard time saying goodbye to Max and her friends. Suddenly, the Peppercorns have a pickpocket to catch.

Sebastian is the best student in his year at college! And he has even more great news to share with his roommates...

Selma talks to Lisa about her internship, which she is really enjoying! She's learning a lot of new things and is even allowed to submit her own design proposal in the tendering process for a project.