Inspired by Kipling's 'IF' - two men born in the late 19th century fight in the Great War, and are called by their nation to serve again in World War Two.
One American, a career military man, tries to climb the ladder of success within the military, but is sidetracked by his love of flying. The other, an English engineering student, has a flash of insight which propels his career, and he rides that success into high rank, despite being appalled...