Ever since she was created, Wren's lived with her friends in an Eden created by Dot, but lately she's been troubled by visions of a very different world, and when she meets Dennis--who comes from outside--she begins to confront the ugly truth at the heart of paradise.

As if surviving high school wasn't hard enough, Sarah Reyes suffers from REM Sleep Behavior Disorder, a parasomnia that causes her to physically act out her dreams. When she almost snaps her friend's neck at a sleepover, Sarah and her nocturnal habits are thrust into the spotlight and she becomes a social pariah, complete with public humiliation. When an experimental drug comes onto the market that promises nighttime normalcy, Sarah agrees to participate...