Prior to D-Day, Colonel Dirk Hoffman, suffering from shell shock (today known as PTSD), finds out from MI-6 that the Nazis will arrest his estranged daughter. She married an SS major in 1938. Hoffman goes behind enemy lines with the aid of the German Resistance to rescue his daughter and lead their escape from Berlin thereby incurring the rage of an SS general who is obsessed with his capture. Hoffman and his daughter overcome incredible odds and near-death situations to reach the safety of Switzerland only to find that a mole in U.S. Intelligence has set a trap to kill them.