While Johannes spies on his ex-wife and her new boyfriend at the Christmas market, Sascha confronts him about the promises he made.

Produced by The World Wildlife Found WWF. Here are ten simple tips to help reduce the amount of plastic you use in your everyday life. Small actions can add up to a lot less plastic!

Nico explains that he wants to change some things in his life. In particular, he is not happy being a law student.

Over a meal at Tarek's restaurant, Nico and Yara talk about home and homesickness. Then Yara explains why she went to Switzerland.

Johannes asks his new employee, a psychology student, about love and relationships – but doesn't particularly like the answer he gets in return.

Petri's colleague is arrested, and Petri and his wife make amends. It's time for Julius, the young runaway, to say goodbye to Harry and go home – but Dirk has one last surprise.

Yara is surprised to see her nephew Nico at her shop, since she didn't realize he was in Germany. Nico, Tarek, and Yara decide to go have a meal at Tarek's restaurant and tell each other what happened.

While Dirk bonds with the young runaway, Katja figures out what actually happened at the Harms company.

Konstantin, the new temp worker at the pet store, wonders why he's even needed considering how little money the store is making. Meanwhile, owner Johannes uses the store's problems to try to bring his ex-wife Marion – who also happens to be his neighbor – back into his life.

This small school in the federal state of Baden-Württemberg is quite unique in terms of the independence it grants its students... take a look!

Katja and Dirk arrive in time to stop Mr. Petri's madness and bring him in to the station. Meanwhile, Lothar finds out the truth about their supervisor.

Tarek and Nico talk about what it takes to run a business. It turns out that Nico is good at fixing bicycles, just like his aunt! And suddenly, Yara arrives back at her shop.

In this Christmas comedy, Academy Award-winning actor Christoph Waltz plays a pet shop owner who generally prefers animals to people. Recently divorced, he is still very attached to his ex-wife – who lives right across the hall from him.

Germany is not a big enough country to devote all of its land to creating renewable energy – but there is another place with vast expanses of empty space and limitless sunshine.

Selma is happy that her family will get to stay in Germany, but she still misses her homeland. She tells Lisa about some of the differences between Germany and Syria.