But when her Sight warns her that monsters called Troths will soon invade her village, Lark is summoned on a journey to seek help from the legendary Riders of Tarnec. Little does she suspect that one of the Riders, Gharain, is the very man who has haunted her visions. Or that the people of Tarnec have called her there for another reason: Lark is the Guardian of Life, the first of four Guardians who must awaken their powers to recover four stolen amulets. Together, the amulets—Life, Death, Dark, and Light—keep the world in Balance. To take back the Life amulet, Lark will have to discover her true inner strength and give in to a love that she swears will be her downfall.

    And along with her enigmatic assistant Kai, she's posted to an alternative London. Their mission - to retrieve a dangerous book. But when they arrive, it's already been stolen. London's underground factions seem prepared to fight to the very death to find her book.Adding to the jeopardy, this world is chaos-infested - the laws of nature bent to allow supernatural creatures and unpredictable magic. Irene's new assistant is also hiding secrets of his own.Soon, she's up to her eyebrows in a heady mix of danger, clues and secret societies. Yet failure is not an option - the nature of reality itself is at stake.

    I didn't ask to be some kind of hero.But when your whole life gets swept up by a tornado—taking you with it—you have no choice but to go along, you know?Sure, I've read the books. I've seen the movies. I know the song about the rainbow and the happy little bluebirds. But I never expected Oz to look like this. To be a place where Good Witches can't be trusted, Wicked Witches may just be the good guys, and winged monkeys can be executed for acts of rebellion. There's still a yellow brick road—but even that's crumbling.What happened? Dorothy.They say she found a way to come back to Oz. They say she seized power and the power went to her head. And now no one is safe.My name is Amy Gumm—and I'm the other girl from Kansas.I've been recruited by the Revolutionary Order of the Wicked.I've been trained to fight.And I have a mission.