Part 12 of the mission series Land of the Dead: http://gtaforums.com/topic/555756-m-pack-land-of-the-dead/

Story: 2015, the world is in it's normal peace. The "New World Order" is soon to be approved. Meanwhile, the city starts to go into chaos, people is starting to have cannibal aspects. The LSPD believed it was the drug called "bath salts" that was getting popular. Into the people who believed it there was a guy named Taylor Greene, a sheriff of the LS' north countryside small towns, in which is only trying to get up his life as a Police Officer with the help of his fellow friends, including the recently-married Shawn. As the disease broke out, Taylor is knocked unconscious, then finds himself alone, in a city filled with the undead, the creatures which we call "zombies".