Reed is competing with Dr. Kragoff in race to the moon for astronomical research. During the launch, Dr. Kragoff and his primate crew have developed some reverse energy powers. Dr. Kragoff is now transparent. Dr. Kragoff kidnaps Susan after counter attacking. She escapes and thwarts Dr. Kragoff's attempt to eliminate her companions. Using a special device, Reed turns Dr. Kragoff into a plastic statue.