Wren has trained for war since she was a child, but a secret bond with the enemy leads her to question everything she has ever known.Cast out by her family as a traitor, the fiery, alchemy-wielding shape-shifter finds refuge in the arms of Ville, the raven-winged leader of the enemy Sky clan. The star-crossed lovers discover that the world they know is built on lies meant to fuel the war that has raged between their clans for years.Wren and Ville's relationship transcends the racism and discrimination around them as they seek to discover the real cause of the war—and learn the shocking truth about the forbidden bond between them. Armed with alchemy, attitude, and a six-shooter, Wren sets out on a journey of love, loss, and redemption that will change the world.