Josh and Rachel Anderson are a young, adventurous couple celebrating their one-year wedding anniversary exploring the beautiful mountains of eastern Pennsylvania. They stumble upon a small motel in the mountains called "Clifton's Motel," owned by a kind older lady named Mary Clifton. While the young couple has suspicions about the motel and the owner, they push their worries and doubts aside and decide to stay for a while. Over the next few days, Josh and Rachel undercover dark, disturbing secrets about Mary Clifton and her motel.