The Iron Kingdoms are at war—a war fought with machine guns and magic, knights of valor, and earth-shaking titans of steam and steel. And now that war may hinge entirely on nothing more than a sheaf of papers.
An alchemical formula, stolen by an ally they thought they could trust, could cost the brave soldiers of Cygnar everything. Their only hope: a cunning spy, a knight out of her element, and a frighteningly small unit of the best that Cygnar has to offer.
Arrayed against them is not only a single, devious enemy, but the combined intelligence apparatus—and possibly the full military might—of the most brutal martial power Cygnar has ever known.
