Harry, Henning, and Lothar find Onno Wulf's criminal record and warn Ina Grote. Harry finds out that Lothar is going to the training program, and confronts Dirk, who finds yet another excuse.

Nico goes to the "Wohngemeinschaft" ("WG") where Lisa lives and meets her housemates, who are getting ready for a party.

Before returning to boarding school, Lilly shows her aunt her mother's house and they spend a few moments together.

Piggeldy tries to learn how to drive, but something doesn't seem to be working out quite right...

Frauke Claassen is certain that Torben set her car on fire, and the evidence also seems to point to him. Meanwhile, it becomes clear that Onno Wulf has been tampering with the card reader in Ina Grote's shop.

When Nico shows Nina and Sebastian the photo of his aunt, Sebastian has the idea to post the photo online and see if anyone recognizes the bicycle shop.

Pascal and Lena discuss how things will move forward. The next morning, Lilly races to the train station, desperately hoping she can stay with her aunt.

Frederick tells Piggeldy that he can fly down a mountain by flapping his ears.

The police doubt the credibility of the evidence against Torben Witt and continue to watch over the Claassen residence. Meanwhile, Ina Grote helps with the arrest of Onno Wulf.

Nico and his friends order pizza and find out that someone has responded to the photograph of his aunt's bicycle shop on social media.

Lilly and her friend look at old photographs of Lilly's parents. In East Berlin, Lena and Rolf try to figure out how they can help Lilly.

Piggeldy is curious about birdsong, and Frederick has a few questions he wants to answer for himself as well.

It seems as if Torben has been caught red-handed and the evidence adds up against Onno. Can they convince the police of their innocence?

Nico and Lisa eat pizza with Lisa's roommates and talk about the party they are having.

Lilly is very upset when her mother's belongings are cleared out of the apartment they once lived in together.

Harry and Henning have to apologize to Ina Grote and Onno Wulf. Meanwhile, the truth about what happened at Frauke Claassen's house is revealed.

Nawin receives some nice souvenirs at his farewell party, and he and Nico and Lisa discuss various German cities.

After Pascal sells the apartment, Lilly begins to do her own research on how to move to East Germany and be with her aunt.

Translated: Piggeldy learns about meanness and cruelty in an outing that does not end particularly well.

This song about monkeys is well-liked by German children and appears in many books of children's songs.

Nico meets Selma, who is from Damascus, and learns how to speak about cardinal directions in German.

After it is revealed that Frauke Claassen tried to frame Torben Witt, Eileen Claassen asserts her independence. Harry and Lothar get revenge on Dirk for his role in the confusion surrounding Harry's training program.

Lilly is offered a place in a foster family, but can only think about moving in with her aunt Lena in East Germany.

The group plays a game with food from various countries. Nico learns that Nawin has gotten a job in France, but is reluctant to leave Germany.