Captain Midnight investigates the mysterious attacks being made on U.S. defense plants, puzzled that enemy aircraft cannot even be heard! He discovers the cause: a gigantic, aircraft carrier-like mother ship, from which the planes take off!; Captain Albriht finds it odd that devastating tornadoes, that have been striking the Middle West, seem only to occur in towns that have U.S. defense plants! Captured by the evil Vindbagg, he helplessly watches as the criminal uses the Captain's Secret Squadron transmitter to send the Squadron members to a false location in Waterfield......but the good Captain turns the tables on the Nazi fiend.; Captain Albright, who has ust invented a robot pilot named Samson, is preparing to fly the robot to Washington D.C., when several Nazi spies fly off with what they think is the robot. Instead it's actually Icky, who plays robot to fool the Nazis.