Allene Whelan is scavenging through the ruins of post-apocalypse Oregon when she finds a strange tarot card, the Knave of Blades. Touching it awakens her magic-the power of the sylph, a rare and deadly seelie sidhe who can defeat any other of her kind. Her pollen is intoxicating. Her magic is irresistible. And she's suddenly at the center of the Autumn Court's war against the rebellious True Kingdom.She's the only person who might be able to defeat...