I'm not difficult, but I will check you every time I feel mistreated, neglected, or disrespected. If you don't like it, go talk to a pick me who'll tolerate anything you do. This ain't that and never will be
She's getting distant with everyone because one night she sat back & noticed that most of the people she cares about don't care about her the same way, & that just doesn't sit right with her.
I saw a quote that said "everyone loves you when you let everything slide, but the moment you start setting boundaries and holding people accountable, you become the one that's difficult"