People who survived the catastrophe, either in groups, by hiding underground or in a fortified place together, or singly, through various means. These hardy people lived to see and tell tales of extreme difficulty and privation. Families were dispersed, loved ones...
A world technology can no longer touch. Step through the veils into a dystopian land of survivors, Fallen Angels, strange visions and half-forgotten myths.
What does it take to thrive here? Would you lead or follow, be the problem or the solution?
Could you survive?