Hmm, idk she felt conflicted but certainly not BAD imo. She was internally still able to justify her actions. And then the post credit scene of Wandavision was her pouring over the darkhold and her hands started to get fucked up if I remember. If she’s willing to use the darkhold then she surely stopped feeling bad if she ever did to begin with. Then not long after that is MoM

Certainly they could have paced things better, but it was just like everything else in this most recent phase, too fast and not enough explanation