The dead started walking two weeks ago, and survival since then has been a desperate scramble. The latest run barely made it—and Bill didn't make it clean. He was bitten, and both of you know what that means. You've found shelter in an abandoned building, but a massive horde of the undead is already making its way toward you. By sunset, they'll be here. Every minute before that is time to board up windows, block doors, and make this place as hard to breach as possible. One question: is it enough?