Commander Fleming of Britain's Naval Intelligence is sent on temporary assignment to the "SOE" (Special Operations Executive) (AKA Churchill's Secret Army) and charged with bringing together a team of Commandos to kidnap an aeronautics engineer in Italy who is developing jet engines for the Germans. Commander Fleming recruits Kat and her team of Commandos to capture that aeronautics engineer and bring him to London. But Kat never seems to follow orders...