Ah, a chapter about a regular person regretting his decisions. Well, that's what you get for not having a solid stance in life. You're bound to get run over.
So Angel is already part invader, but what exactly is the circumstances of her birth? Like did an executive really give birth to her? Is this related as to why she got close to D, or is that just a coincidence?
It seems that some of the Rangers were anticipating this kind of battle, but will they able to win against such a large amount of invaders? Will they actually kill the humans turned invaders, or try to spare them? I know at least some of them won't.