When Janet and Oliver Gowdie move to a quaint mountain town, their daughter Casey becomes part of a horrific chain of events revealing that their neighbors are anything but what they seem. Soon an unsettling old woman named Agnes Early fixates on Janet and Oliver’s other daughter-2-year-old Isobel. It becomes clear that it’s impossible to know who to trust… or who is even still human…

What happens when one woman becomes the real monster society has always made her out to be? Dragged by her sister Wendy to a feminist retreat on the remote island of Angitia, Marion Angela Weber hopes to gain some perspective and empowerment... that isn't at the bottom of a bottle. But everything is horribly derailed after an assault on their first night there. The violent encounter awakens something in Marion she never imagined, triggering warped mutations in her body, and awakening a hunger she can't bring herself to name. When the townsfolk react with suspicion and violence, what unforgivable act will transform Marion into the very monster they've made her out to be?