Katja and Ben are part of a rare and special moment that then goes terribly awry: a woman gives birth to a baby boy before disappearing suddenly.

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.

Dirk tries to console and help a homeless man named Kutte whom he has known for 15 years. While on patrol, Ben and Katja come across a young woman buckled over in severe pain.

Johannes, Sascha, and Marion are having a great time together at her apartment until her new boyfriend shows up unexpectedly – with plans to propose to her.

Marion spends a nice day at the sea with Johannes and Sascha, and is impressed at how well Johannes gets along with the boy. Then Sascha asks if they can bake cookies together.

Johannes devises a plan to get Marion back – but when things goes awry, it turns out she's actually just as moved by his openness towards Sascha.

While Sascha's parents continue fighting, he lays out his Christmas list. At the shop, Johannes plots to get Marion back – but it seems as though she's happily moved on.

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

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

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.