The necronomicon

Jack (a Skitzophrenic whos determined to get revenge) has received a mysterious book a book full of horrifying scenes and magical power's that feed on the anger and hatrid that flows through it's owners vain's, already on medication and on the verge of relapsing to his old murderous way's, Jack's is forced to be the one to determine the world's fate. will Jack save the world or will he let society as we know it come to a brutal and painful end?