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.

Hailing from the city of Hamm in North Rhine-Westphalia, Hava is a German rapper of Bosnian-Turkish descent. In "Ja sagen," she sings about the feeling of being truly in love for the first time after a series of meaningless relationships.

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.

Even with high-tech running shoes, lots of people still suffer injuries. Barefoot running could be the solution! Knee, hip, and back injuries are often caused by an incorrect gait, which running shoes tend to exacerbate. So should we run barefoot like our ancestors?

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.

Paula talks about her reasons for going vegan. What benefits does veganism have for the environment?

The ballad "Lieb mich" ("Love me") by AYLIVA is about the longing for love and forgiveness, about vulnerability and the fear of losing someone.

The allure of the Feldberg Lakes with their clear, fresh water was described many years ago by the writer Hans Fallada. In the last part of this series, you can see how professional conservationists and volunteers are helping to preserve these impressive waters.

The condition of the aquatic habitat is checked at regular intervals by conservationists and some interesting discoveries have already been made. Meanwhile, the ospreys are gradually training their young to become independent.

This song is about the breakdown of a relationship that you can't or don't want to let go of, even if the photos are slowly fading and you ask yourself every day when it will finally be easier.

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?

The meadows around the Feldberg Lakes are home to an enormous variety of floral and fauna. While deer, foxes, and hares live on land, predatory and non-predatory fish can be found underwater, where the natural balance is being threatened by anglers.

A few very special insect species can be found around the Feldberg Lakes. Otters and other water creatures also live here, and the full moon seems to have a special effect on them.

Caruso has an idea: Maybe singing will help against the hiccups. The three friends are happy to give it a try.

A new romance and plenty of sun, sand, and sea... But will it last forever or just for one night?