Eva is a passionate teacher. After the death of her mother, she tries to find a new direction in life. Then Sevda, a Turkish girl, joins her class. She is smart, self-confident and wears a headscarf out of conviction. She demands her right to religious freedom without restriction. Rolf, the principal of the grammar school, believes that peace at school is at risk and wants to ban Sevda from wearing the headscarf. Eva, on the other hand, wants to take the more sustainable path and persuade her. But then the conflict at the school comes to a head.

Day in, day out, Niklas ‘Nick’ Tschiller and his partner Yalcin Gümer investigate crimes that are happening in Hamburg. But at some point even the policeman needs a break to spend time with his daughter Lenny. Then it says: Tschiller a.D. - out of service - goodbye to Hamburg. However, simply relaxing is easier said than done, because crime never sleeps and a new, very personal case throws a spanner in the works for Nick's plans for a well-deserved break. Even on vacation, the criminal investigator is not sure about his job and so a wild journey soon takes him across Europe, including to Istanbul and Moscow.

Reversed at birth: 15 years later, two families, two cultures and two children collide in a way that couldn't be more different.

After a violent incident, Martha Müller is disillusioned with the teaching profession and decides that she does not want to get involved so much as a teacher. At her new school in Vienna, however, she is immediately confronted with a problem Ilayda. The 17-year-old Turkish student lives in Vienna with her very well integrated family. But she decided to wear a headscarf after her father's death. However, this distinguishes her more and more from her class.