In a polygamous cult in the desert, Kyra, not yet fourteen, sees being chosen to be the seventh wife of her uncle as just punishment for having read books and kissed a boy, in violation of Prophet Childs' teachings, and is torn between facing her fate and running away from all that she knows and loves.

Established in the year 2020, The Haven is home to teens who are classed as Terminals, whose education, food, rest, and behavior are strictly monitored to save them from Disease, but Shiloh and Gabriel remember a different kind of life, and are on the verge of rebellion.

Living with their mother who earns money as a prostitute, two sisters take care of each other and when the older one attempts suicide, the younger one tries to uncover the reason.