Perspective

The apocalypse was something different entirely. No, no one expected something like it to ever happen. Especially in the small town of horseshoe. A small town, which you'd assume was western, was actually quite the opposite. The virus began in horseshoe, actually. An interesting little town, where I was born.
...
Where am I now? Well, I guess you'll just have to wait and see. If I've lived this long, might as well tell the story.

A twist of perspectives, with each chapter being a different characters perspective.