2012. The date is set. Time is running out. The ancient Mayans predicted the End of Days with uncanny precision. But they also provided the key to staving off apocalypse: a flawless sapphire of incomparable beauty carved into the perfect likeness of a human skull. For more than four centuries, the skull, and its legacy of dark intrigue and murder, have been hidden, protected by a code few can break. Now it's about to be found. But can we now uncover the secret that may yet save the world?