In the brooding horror noir, Grimshaw, promising FBI Agent Danielle Roland is sent to a remote, fog-shrouded town to investigate a brutal murder, only to find the locals disturbingly indifferent and secretive.

As she unravels layers of suspicion and chilling folklore, Danielle is drawn into a web of fear and darkness, where the line between protecting a killer and confronting something far more sinister blurs, threatening to consume her sanity.