People who’ve read the Silo books know what the thing is that kills them when they go outside (words chosen carefully).
Now, hear me out. What if that, but for mosquitos and bed bugs?
@goatsarah I now need to re-read said books as I've forgotten what it was :)
@scudderfish The first generation to go down there thought they were fleeing a nuclear war. They were not.
@goatsarah Just re-read the first part of Shift. You make perfect sense :)