Frank Cotton, possesses a mysterious puzzle box. Legend has it that the spirits inside offer the ultimate in sensual ecstasy. Frank opens it and is violently torn limb from limb. After some time, Frank's brother Larry and his wife Julia, a former lover of Frank's, take up residence at Frank's old house. A horrifying, living-dead version of Frank appears and coerces Julia to seduce and kill men so that he can feed on their blood to regain his flesh. Together, they murder Larry. When Larry's daughter, Kristy strikes a desperate deal with the demons - their prisoner Frank in exchange for her life. As she takes off with the evil puzzle box from hell, Frank is once again torn apart, limb from limb.