Investigating a murder is hard enough. But when detectives realize the killer knows how to stage a crime scene to throw them off, the job gets even more difficult. They’re hunting down criminals who are sworn to protect and serve -- killers with a badge.

A group of friends trespass into a state park for a party. Through a dare, one encounters Caroline Woodman's vengeful spirit. As they die one by one, they race against time to stop the 300-year-old ghost's rampage before it's too late.