A gang of Berlin crash kids meet regularly on the roof of the former GDR Foreign Ministry. They swarm out to break into cars, get high on drugs and take part in life-threatening races. One of them is killed in the process, adding to the maelstrom of despair and violence. The leader Mario gets involved with Russian mobsters, and when he realizes that his girlfriend Sarah has fallen in love with the newcomer Robert, he steers his friends into a deadly catastrophe, furious with jealousy.