The world changes for Ethan Gage - one-time assistant to the renowned Ben Franklin - on a night in post-revolutionary Paris, when he wins a mysterious medallion in a card game. Barely escaping France with his life, Ethan accompanies the new emperor, Napoleon Bonaparte, on his glorious mission to conquer Egypt. It will prove to be the adventure of a lifetime. In a land of ancient wonder and mystery, with the help of a beautiful Macedonian slave, Ethan will come to realize that the unusual prize he won at the gaming table may be the key to solving one of history's greatest and most perilous riddles - who built the Great Pyramids... and why?