
It's like everyone suddenly forgot that she was poor and bedridden a few chapters ago.. of course she's Mary Sue. She's not that educated and now she's at the frontline solving all these issues.
Honestly, with how creative the priest's schemes are, I have high hopes. I hope she'll learn (and we did see her learn that various problems can't be solved with the same method and stuff), and find out that the true enemy is the priest all along.