Three family members head deep into the woods for a hunting trip that doubles as a distraction from their troubles at home. When all of their gear is stolen, they turn on each other, but soon realize there are much more treacherous forces at work.

Emily has just purchased a remote home near an institution to provide better care for her brother Zach who is crippled with a severe form of Cerebral Palsy. During their first evening the group discovers strange symbols etched into the boards on the windows. They begin to clear away the symbols in the effort to clean the house, but soon realize just how serious of a mistake that was. One by one the group of friends become possessed by the evil spirits that haunt the cabin causing chaos that will forever be scarred into the mind of whoever survives.