While studying art history at New York university, brilliant and beautiful Finn Ryan makes a startling Discovery one day, a Michelangelo drawing of a dissected corpse supposedly from the artist near mythical notebook. But that very night, someone brings into Finn's apartment murders her boyfriend, and stills the sketches she made of the drawn. Fleeing for her life, she heads to the address her mother gave her for emergencies, where she finds ignomatic antiquarian book dealer Michael valentine. Together, they embark on a desperate race through the city and through the pages of History itself, determined to stay one step ahead of a vengeful assassin, and to expose an electrifying secret from the final days of World War II. A secret who Source lies in the dark Labyrinth heart of the vatican.