Zombie Book is what you found on the shore or maybe it was the book that found you there. You have no idea what you have done. You have unlocked zombies who were trapped inside the book. You will now need to use your weapons and the special powers to eliminate all the zombies that come to attack you. Survival will definitely not be easy but that is what you will be fighting for as you play this awesome online zombie killing game. So many interesting upgrades can be availed and unlocked during the game play.