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The horrific theft of a priceless relic…a secret society reaching back to the Middle Ages…and the top-flight US team who must stop them. A heart-stopping SIGMA Force thriller from NEW YORK TIMES bestselling author James Rollins.

When a group of parishioners is burned to death in a German cathedral, the US sends in SIGMA Force. For this tragedy is more than a case of arson – someone has stolen the priceless treasure stored in the cathedral’s golden reliquary: the bones of the biblical Three Kings.

Commander Gray Pierce leads a team on the hunt for the Royal Dragon Court, a clandestine aristocratic fraternity of alchemists that dates back to the Middle Ages and seeks to establish a new world order using the mystical bones. Pierce and his team follow a trail that leads from Europe’s Gothic cathedrals through the remnants of the seven wonders of the ancient world to a mystical place where science and religion unite to unleash a threat not seen since the beginning of time itself…