The above world is fractured by nuclear war, long since plunged into a post-apocalyptic depression. There are settlements, people, bandits, criminals, all you could think of. Except zombies. No zombies at all. You hear? Good. The bunker you’re in is very large, and also completely abandoned except for maybe a person looting the place. But that’s very rare. There’s plenty to find and several exits to leave through.