In 1887, the village priest of Rennes le Chateau, France, ordered a stained glass window for the church depicting Lazarus being raised from the dead. At certain times when the sunlight shines through the glass, human DNA is replicated inside the sanctuary. Father BAA(c)renger SauniAA]re became extremely wealthy shortly after his odd renovation of the Mary Magdalene church. Sarah Roland Cabot discovers the truth behind the Rennes le Chateau legend and the ancient religious medal given to her by her grandmother, along with the tale of a woman named Claude, who was sacrificed for the Roland family. When France returns to a monarchy, Sarah learns the shocking importance of the Valois, Merovingian and Davidic bloodlines and the number 666 to human DNA.