Across the globe there are tales of giants. Ancient, wise and enigmatic. What were they? Are they humans? Men of renown from forgotten times? Are they some kind of genetic ancestor to humanity? Or is there another truth? The tales tell us they fell to Earth with special knowledge and held dominion over mankind. They were different to humans, lived for thousands of years and had a special knowledge of the heavens. They can be found in all cultures and religions. These special creatures were aliens from another world who came in ancient times. They genetically manipulated mankind and fought great battles. This is their story.