Plot: Police Commissioner Oliver Radek and his colleagues Mina Amiri, Sandra Reiß and Daniel Prinz of the Berlin State Office of Criminal Investigation search for missing people.
Plot: Police psychologist Dr Vincent Flemming works together with his ex-wife, a detective, to assist the Berlin police in solving crimes. His interest in healing rather than punishment often brings him into conflict with his superiors.
Plot: Georg Wilsberg, a passionate book antiquarian in Münster, Germany, also works as a private detective for which he often calls in his best friend and his niece - often against their wills.
Plot: A long-established Bavarian investigator and his colleague from the big city could not be more different. Nevertheless, they complement each other when it comes to solving particularly tricky cases around Rosenheim.