Here's a flashback to when Frankfurt Airport was buzzing with activity. The airport opened its doors in celebration of Mother's Day, offering special activities and prizes. Despite strikes at the time, the transportation industry was doing quite well.

As part of his "market research," Luke asks the kids to help him come up with a superhero film based on their lives in kindergarten – with some hilarious results.

Despite his parents' disapproval, Nico has decided to stay in Germany. Yara is helping him take care of all the details – and has a nice surprise for him, too.

Yara and Nico argue a bit about his plans, but in the end she agrees to help him get settled in Germany.

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.

The Lochmühle Amusement Park, situated on a former pony farm near Frankfurt, offers plenty of rides and entertainment for young children.

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.

Nico's friends surprise him with paella, one of his favorite Spanish dishes. They talk about homesickness, but Nico seems quite happy in Germany.

Lisa arrives at the hospital to see how Nico is doing – but it's not so easy to find him.

Nico's friends take him to the doctor's office, where he has an appointment to get his foot examined.

On the soccer field, Nico suddenly experiences pain in his foot. The others sit him down and take a look at it.

The guys discuss healthy eating on the soccer field. As it turns out, they have slightly different opinions about what qualifies as healthy food.

The guys might not be the good players that they claimed to be, or perhaps they are just out of practice? They debate what the key is to staying in shape.

Nico asks Tarek how often he and his friends get to play soccer together. It seems that they are all quite busy, but still manage to stay in pretty good shape.