Zombie Survival Guide

Background Story
Mark, Zach, Logan, and Luke were all USMC (United States Marine Corp) soldiers and it was a normal day at the base then a bomb with a poisonous toxin was carried in by some terrorists was dropped from a jet and then it hit the ground and exploded across all over the world but it didn’t hit North Korea, and the only people at the base that were unharmed were Corporal Luke, Private Mark, General Logan, and Commander Zach to fight of the undead zombie horde!