Nesta história que antecede Army of the Dead, uma mulher misteriosa recruta o bancário Dieter para ajudar a equipe dela a arrombar três cofres lendários na Europa.

Clint, um homem atormentado pelo passado, decide se isolar em uma casa nas montanhas, em um ambiente frio e hostil.

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.