A survival seminar in the tranquil Harz mountains? Village policeman Frank Koops is not very enthusiastic. But soon he and the other participants are drawn into a espionage case and actually have to fight for their survival... Aljoscha Stadelmann, Moritz Führmann, Anna Fischer, Katharina Heyer, Anatole Taubman, Emilio De Marchi, Stefano Cassetti Added on Amazon Prime 2023-07-27.