Radio+wolfsschanze+sendung+1+dow -

Kurt, a former mathematician,

I think combining elements of WWII history with the concept of a secret radio transmission related to economic intelligence could work. The Wolf's Lair as a setting adds authenticity. The number 1 might denote a specific mission or the first of its kind. The Dow's inclusion could be as a real-time stock market indicator that the Nazis are trying to exploit or predict. radio+wolfsschanze+sendung+1+dow

Characters: A German SS officer managing the broadcast, a codebreaker, a historian. Kurt, a former mathematician, I think combining elements