1529. Spain wars with France over Italy, Turkish armies march against Christendom, and two alchemists resume an ancient duel to prove which is superior, science or magic.
Myrddin is a powerful wizard served by a beautiful young woman who is the greatest fighter of the age. Prospero is a brilliant scientist apprenticed by a painfully shy young man who can build anything, from hot air balloons to steam-powered battle tanks.
At Vienna, they will have to put aside their differences to survive the greatest threat of all: the unbeatable Ottoman Army and all the magic and monsters of Asia, unleashed to conquer Europe.