Hidden among the remote hills of eighteenth-century England lives a powerful clan of shape-shifters who've become the stuff of myths and legends. They are the drákon—supersensual creatures with the ability to Turn from human to smoke to dragon. Now a treacherous new enemy threatens to destroy their world of magic and glittering power. For centuries, they thought themselves alone at Darkfrith, but the arrival of a stunning letter from the Princess Maricara sent from the Carpathian Mountains...