From the back of the book: Choose Your Doom: Zombie Apocalypse is a thrilling, fast-paced adventure that pits you against hordes of the undead. You control the fate of Tobe, a teen-aged slacker living in the shadow of the Cheyenne Mountain miliatry complex. When a secret experiment goes awry, the citizens of Colorado Springs are exposed to an alien mold that turns those infected into zombies. With your help, Tobe must battle the newly undead, wild animals and the most dangerous creature of all: Man.