The film follows a high school senior, Alex Lainey, who has an encounter with mysterious lights that appear over her small town. She soon develops dangerous, supernatural abilities and turns to her childhood friend Sean Terrel. The authorities target them and a chase ensues as officials try to discover the truth behind Alex's transformation.

Detective Hazel Micallef hasn't had much to worry about in the sleepy town of Fort Dundas until a string of gruesome murders in the surrounding countryside brings her face to face with a serial killer driven by a higher calling.