Emma Bright's nightmares are getting worse, and her only confidante, a peer mentor named Julian Cyr, vanished a year before without a word of goodbye. The flame-haired hunter rides through her dreams almost nightly, leaving Emma exhausted and frightened. Emma seeks out Julian's brother, looking for answers, but Jack Snow is unwilling to tell her the truth about his brother's disappearance. Emma's dreams aren't the only thing troubling her. The air shimmers out of the corner of her eye, and visions of another sky beyond her own taunt her in the cafeteria. When Jack witnesses Emma's strange...