A coming of age thriller about two 15-year-old girls, Sammy and Emily, who hark from different worlds but strike up a quick and deep friendship. But what should be the best summer of their lives takes an unexpected turn when they become accidental accomplices in a fatal crime.

Dr. Sarah Chapel returns to the small town of Brighton Mills when her father Dr. Robert Chapel unexpectedly dies. His clients and friends miss him, and Sarah discloses that all of them have perfect health; they hear voices when they are sleeping; and they are addicted to the stimulant Tributol. Her further investigation discloses a dark secret about the haunting voices.

American post-apocalyptic horror drama zombie television series