A weary hitman— who must bash his own head with a hammer in order to enter a murderous state of parasomnia— is promised freedom from self-mutilation upon the completion of one last hit job. A weary hitman— who must bash his own head with a hammer in order to enter a murderous state of parasomnia— is promised freedom from self-mutilation upon the completion of one last hit job. A weary hitman— who must bash his own head with a hammer in order to enter a murderous state of parasomnia— is promised freedom from self-mutilation upon the completion of one last hit job. A weary hitman— who must bash his own head with a hammer in order to enter a murderous state of parasomnia— is promised freedom from self-mutilation upon the completion of one last hit job.