As the season of Lent arrives, so does a wide variety of supernatural activity. Riley Parker, a nurse at the local hospital, is concerned for the wellbeing of the patients as well as his waitress girlfriend Abigail Thatcher. Many other churchgoers call the parish priest about strange creatures outside their windows. When several patients disappear from the hospital where Riley works, he and his girlfriend begin to wonder what's actually happening, especially when a strange guest shows up after Abigail has a bad day at work...