Alexander Covington is hunting a traitor: Melody Karsh, a missing girl accused of treason, a Party member who has forsaken her country. But, letters are appearing in mailboxes, being slipped beneath doors, and in the pockets of passersby. "Free Melody" is being spray painted on walls. Her image - cold, shivering, pathetic - has captured the public's attention and sympathy. Melody has no idea that her name is being used to start a movement,...