Blood of the Zombies

From the back of the book: Terrible things are happening in Goraya castle. Insane megalomaniac Gingrich Yurr is preparing to unleash an army of monstrous zombies upon the world. He must be stopped and his undead horde defeated. In this life-or-death adventure the decisions YOU make will decide the fate of the world. Can YOU survive or will YOU become a zombie too?