When Scrooge McDuck discovers that his money is mysteriously disappearing from his vault, he enlists the help of Gyro Gearloose to uncover the cause. The trail leads to the Beagle Boys, who are using a high-tech gadget to steal Scrooge's fortune. Can Scrooge and his nephews outsmart the Beagle Boys and recover the lost money? Find out in this clever and action-packed episode!