Berlin 1930. Sound film is conquering the big screen, leaving many by the wayside: producers, cinema owners - and silent film stars. Investigating the violent on-set death of actress Betty Winter, Inspector Gereon Rath encounters the dark side of glamour and an industry in turmoil.

Berlin, 1931. A power struggle is taking place in Berlin's underworld. The American gangster Abraham Goldstein is in residence at the Hotel Excelsior. As a favour to the FBI, the police put him under surveillance with Detective Gereon Rath on the job. As Rath grows bored and takes on a private case for his seedy pal Johann Marlow, he soon finds himself in the middle of a Berlin street war. Meanwhile Rath's on-off girlfriend, Charly, lets a young woman she is interrogating escape, and soon her investigations cross Rath's from the other side. Berlin is a divided city where two worlds are about...