Cam is the son of Pastor, the tyrannical, yet charismatic leader of the island. When Cam's sister Reilly falls ill, he must find a way to get her to safety or watch her die. Together with his friend Hannah, Cam discovers the sinister nature of the island. A harrowing game of memory and manipulation unravels-revealing that things are not always what they seem.

Based on the Pretty Little Liars series of young adult novels by Sara Shepard, the series follows the lives of four girls — Spencer, Hanna, Aria, and Emily — whose clique falls apart after the disappearance of their queen bee, Alison. One year later, they begin receiving messages from someone using the name "A" who threatens to expose their secrets — including long-hidden ones they thought only Alison knew.

Set in a 19th century village, a young man studying under a local doctor joins a team of hunters on the trail of a wolf-like creature.