It is 1941, and the United States is at war with Nazi Germany. The U.S. Government has just been informed that Eval Schnitzler, a high-ranking Nazi general, has occupied a legendary volcano on the coast of South America. Convinced that his motives are more than leisurely, the United States sends Rex Steele, Nazi smasher extraordinaire, to uncover and foil the Nazi's evil plans. Rex flies into the Amazon with his sidekick, Penny Thimble, and the two embark on a journey full of action, adventure, thrills, chills - and of course, Nazi smashing galore"