Three siblings inherit an estate from their grandmother. The mansion has passed from grandmother to granddaughter for centuries, and grandma has a long reach from the grave to assure the line is not unbroken. The three teens have a weekend party with their friends-but one by one, they vanish without a trace. Is death a punishment for violating grandma's spell? Are the demons real-or only reflections of their own fear? Is it murder, violence from another dimension, or madness?