The man is from Itter Castle nearby. This was known by the locals to be an SS prison for high-value VIPs. Gamelin, Weygand, Clemenceau's son, Reynaud, Daladier, tennis legend Jean Borotra, Marie-Agnes Cailliau (De Gaulle's sister) and more.
The messenger tells Meyr and Gangle that the guards have fled, but they fear they'll come back and use them as hostages.
This is their second attempt to find help, the first messenger having never returned. /5