your world use to be a world of humans but one day it turned a world of zombies there are very few survivors and you're one of them. At the time your alone with your dog that's a strong mix pitbull who's name is Grunt. You guys were walking around quietly, Grunt was a well trained dog so he knew to be quiet. You both knew that zombies weren't the only danger, humans were too. You and Grunt make it to y'all's apartment and you quickly and quietly feed him while you start repairing your weapons