When several people are burned to death during the theft of a religious artifact, Gray Pierce, a new member of the U.S. SIGMA force, pursues a clandestine fraternity of alchemists who would use the artifact to establish a new world order.

"The New York Times-bestselling author of A Fierce Radiance and City of Light returns with a new powerful and passionate novel--inspired by historical events--about two women, one European and one American, and the mysterious choral masterpiece by Johann Sebastian Bach that changes both their lives. In the ruins of Germany in 1945, at the end of World War II, American soldier Henry Sachs takes a souvenir, an old music manuscript, from a seemingly...