Academy-Award®-winner Kevin Costner stars as John, a newly divorced father who moves into a rural South Carolina home with his adolescent daughter Louisa (Ivana Baquero of PAN'S LABYRINTH) and young son Sam (Gattlin Griffith of CHANGELING). But when Louisa begins to behave in a bizarre and increasingly violent matter, John must uncover the truth behind her transformation. Is the former owner's shocking secret to blame? And how far will a father go to protect his daughter from an ancient evil determined to take her over?