An espionage tale involving the Nazis stealing the prototype for America's first jet, the XPJ-1. For Wonder Woman it escalates into something far more horrible when her sister, Drusilla on a mission for Paradise Island's Queen, is kidnapped while in America.

When a clever spy gets information from Drusilla concerning her homeland, the Nazis launch a full assault on Paradise Island, capturing it and planning to use its secrets to conquer the world. In the end, Wonder Woman and Drusilla must come up with a plan to set everything right.