Scott and Annie have bought their dream house in California’s wine country — but the old owner, Charlie, just won’t seem to leave. He keeps dropping by to make sure the house is okay and that they’re doing well. At first, he seems like just an annoying busybody, or a lonely old man who needs attention. But Charlie’s interference in Scott and Annie’s life becomes darker and more demanding, and they start to learn horrifying truths about his background as they investigate. What does he really want, and what will it take to stop him?