Five Spec Ops, Alpha Squad, head a simple Recon Mission that turns into an all out war for survival against a wave of undead experiments. Alpha Squad must fight, not just for the sake of their own survival, but the fate of the world.

五个规格的行动，阿尔法小队，领导一个简单的侦察任务，变成了一场与不死实验波的生存战争。阿尔法小队必须战斗，不仅仅是为了自己的生存，更是为了世界的命运。