Beneath the decadence of 1929 Berlin, lies an underworld city of sin. Police investigator Gareon Rath has been transferred from Cologne to the epicenter of political and social changes in the Golden Twenties.
Second season of the intoxicating German drama. Rath awakes after a long night to be faced with a new case - the massacre of the Red Fortress.
Gereon is reunited with Helga, but his joy is short lived. With her mother dead, Lotte's situation at home worsens.
Rath undertakes a dangerous mission to recover evidence of the secret German airfield based in Russia.
After discovering one of his most trusted colleagues has been murdered, Rath comes to suspect that the killer was someone on the inside.
Lotte is kidnapped and held in an ominously familiar location, while Rath and Benda's case against the Black Reichswehr stalls.
Crucial evidence literally falls into Rath's hands, while Lotte unearths a conspiracy to murder an international envoy.
Rath and Lotte race to stop the train robbery in time, while Greta's conscience is torn when she falls into an assassination plot.