Wait a Minute,
Keep in mind that "she" doesn't have any power unless you hand it to her.
If you maintain your boundaries of NC you'll be fine. She can't get
"you" to break NC. She can make attempts to get a response from you but you don't have to bite... . unless you want to.
Yes. There's a small part of you that's validated when they do this but it doesn't really amount to much. At the end of it all they aren't trustworthy and you can't believe a word that comes out of their mouth because they lack integrity. They don't have the actions to back up their words and they don't have it in them to make amends. If they could they wouldn't be disordered and you wouldn't be on this board. Meanwhile the intense damage has been done to us and it's up to us to fix it.
Yes. They play tons of subliminal mind games in a myriad of ways to see if the door is still open; but it's up to us to shut that door for good. My ex called block and even texted me one night even though a restraining order is in place. I never bit the bait. Not once. I'd rather lick a subway pole. I know he is unchanged and character disordered to the nines.

Spell