For Reverend Cotton Marcus, it was to be his last exorcism. And since this is gonna be his last, he plans to come up with a crew to create a documentary out of it. When he was contacted by the earnest fundamentalist Sweetzer to help save his daughter Nell who was possessed by the devil, he thought this is a good chance to capture it all, specially since he believes this is just one of those routinary exorcism.

Last Exorcism movie trailer HD

But when they arrive at the family farm, he was about to learn that the problem is about to get out of hand.