Hunter, Autumn, and Summer - three of Kristina Snow's five children - live in different homes, with different guardians and different last names. They share only a predisposition for addiction and a host of troubled feelings toward the mother who barely knows them, a mother who has been riding with the monster, crank, for twenty years. Hunter is nineteen, angry, getting by in college with a job at a radio station, a girlfriend he loves in the only...

Kristina Georgia Snow is the perfect daughter, gifted high school junior, quiet, never any trouble. But on a trip to visit her absentee father, Kristina disappears and Bree takes her place. Bree is the exact opposite of Kristina. Through a boy, Bree meets the monster: crank. And what begins as a wild ecstatic ride turns into a struggle through hell for her mind, her soul - her life.