During WWII, the United States set up army bases in Great Britain as part of the war effort. Against their proper sensibilities, many of the Brits don't much like the brash Yanks, especially when it comes to the G.I.s making advances on the lonely British girls. One relationship that develops is between married John, an Army Captain, and the aristocratic Helen, whose naval husband is away at war. Helen loves her husband, but Helen and John are looking for some comfort during the difficult times.
Three escaped criminals from the planet Krypton test the Man of Steel's mettle. Led by General Zod, the Kryptonians take control of the White House and partner with Lex Luthor to destroy Superman and rule the world. But Superman, who attempts to make himself human in order to get closer to Lois, realizes he has a responsibility to save the planet.