September 1939. Germany has just declared war on Poland. In German Pomerania, Professor Josef Brun is being chased by the SS as he possesses secret documents that could change the course of the war. In America, President Roosevelt hands agent Jacob Welker a special assignment. Einstein believes the Nazis are aware of a new atomic weapon. The way to stop them getting it requires the help of small group of scientists. Welker must find the scientists and get them out of Germany from under the Nazi's noses. To accomplish this, he needs the help of Lord Geoffrey Saboy and his wife Patricia.