A mysterious golden disc is found under the Coliseum. A journal surfaces purportedly written by Mary Magdalene. A lost Orb is discovered in Glastonbury under the legendary site of the church built by Jesus himself. Dr. Sydney Grace stands poised at the center of an earth-shaking mystery. One step ahead of the horrific duo--the Vatican and the Sicilian mafia--her success could validate the Mayan prophecies and bring a fateful collapse to the Vatican.