The story of the number one is the story of Western civilization. Terry Jones (Monty Python) goes on a humor-filled journey to discover just what an amazing tale lies behind the world's simplest number. Using computer graphics, "1" in all its various guises is brought to life. Its story reveals how the most celebrated civilizations in history were achieved, where our modern numbers came from and how the invention of zero changed the world forever - and saved us from having to use Roman numerals today.