When Willi's father is abducted and is only released for a valuable statue from his art collection, Tim is the only one who believes Willi that the police are on the wrong track. Together with the smart policeman's daughter Gaby and the highly intelligent outsider Karl, they start to investigate on their own. Against all odds the four discover a conspiracy. In the course of their first big detective adventure they grow together into a committed community, and so Tim, Klöschen, Karl and Gaby become the band TKKG.
In the artist colony Rocket Perelman ten people strive to live their version of freedom and independence - everybody for themselves and all together. But that's hard work, since the joined theatre production puts the groups' idealism to a hard test.
Four men’s destinies slam into each other and intertwine on four balmy summer nights. Old wounds are reopened, new ones appear, unexpectedly there is a new closeness. And, when the sun rises over the city and the striking garbage men, finally ensure German order again, nothing is the same for these four men.