Books that aren’t “The Road”

Think: Fallout 3 (or 1-2, Vegas) Open earth, desolate nothingness that’s all encompassing. Possibly mutations or other people/things to blow holes into. And then at the end, you might wonder why you fight at all? Or maybe not. I’m not set on a specific genre. For example, I like Blood Meridian, it fits this well. [...]