It's 1979. Paul Thorsten is stuck in a tedious job. His redemption is serving two years in West Germany as a military policeman. And so begins an adventure that takes him to the Rhineland, the East German border, drug dens, castles, knife fights, and Mannheim military prison. During his journey he uncovers car thieves, an assassination scheme, and a Russian plot involving heroin, soldiers, sex, and military secrets. He finds love in romantic medieval Bad Kreuznach. Eventually he discovers that once a soldier passes though the Coburg Gate, their life is forever drastically and irrevocably changed.