Life for former United Nations investigator Gerry Lane and his family seems content. Suddenly, the world is plagued by a mysterious infection turning whole human populations into rampaging mindless zombies. After barely escaping the chaos, Lane is persuaded to go on a mission to investigate this disease. What follows is a perilous trek around the world where Lane must brave horrific dangers and long odds to find answers before human civilization falls.

时间流逝着，逃亡与抗争的旅程依旧漫漫看不到尽头，好在瑞克一行人的运气还不算太坏，偶然中，他们找到了最理想的庇护所——一座废弃已久的监狱，在这里，新的生活即将展开。另一边，出走的安德里亚与米琼恩亦找到了一处由“总督”所统治的“世外桃源”，安德里亚十分喜欢这里貌似平静快乐的生活，但显然米琼恩并不这么觉得，随着时间的推移，一个惊人而恐怖的秘密渐渐浮出了水面。瑞克和“总督”，当这两个原则和理念完全相悖的“领导”相遇之时，战争爆发了。