Beneath the decadence of 1929 Berlin, lies an underworld city of sin. Police investigator Gereon Rath has been transferred from Cologne to the epicenter of political and social changes in the Golden Twenties.

Three gangsters are carrying out orders which are slightly outside the law in one of the coolest vehicles the world has ever seen: the Killerbus!

A couple assassins are taking a job which will bring the whole world in disorder.