With no witnesses, no traces, and no corpse, Josy, the 13-year-old daughter of well-known psychiatrist Viktor Larenz, has disappeared in unexplained circumstances. Two years later, a mysterious woman appears. She forces Viktor to face up to his daughter's disappearance and pushes him to his psychological limits.

Practical semester at the Halle/Saale Police College: Finally out of the seminar rooms and into real life - which for the students means: real murder cases. With the support of their trainers in the homicide squad, they will have to solve this. The beginners sometimes overshoot the mark, make mistakes and have to learn new things on their way to becoming fully qualified detectives. In each episode, a case between the university and real life is dissected, discussed and solved, while the private complications of the students, lecturers and trainers are not neglected.

Felix Winterberg is the great-great-grandson of the famous Albert Einstein and himself a recognized physics genius. Because of a deadly hereditary disease, the brilliant researcher only has a few years left - which he wants to make as labor-intensive as possible thanks to various illegal stimulants.

The SOKO Stuttgart team investigates analytically and with sensitivity in the likeable state capital. The exciting cases of the series lead them to bizarre crime scenes and to different milieus.

SOKO Donau is an Austrian television series.