Based on the comic strip by beloved World War I Flying hero Eddie Rickenbacker, this popular serial of the '30s follows the adventures of master pilot Ace Drummond, "G-Man of the Air!" Ace travels to Mongolia to investigate air catastrophes. The mysterious villain known as The Dragon has sabotaged the planes using radar and a secret remote controlled communication device. Ace meets the beautiful Peggy Trainor who is searching for her lost archaeologist father and the two join forces in their quests. With high speed auto chases and death-defying aerial footage, Ace faces sure disaster in each chapter.