Comment by HerrmitOwl on Don't Overlook the Reincarnated Granny - The Second Life of a Former Villainous Empress - Chapter 36

Yup, called it! 
Super pious wee scr***, absolute toerag, little Miss Holier Than My Rear End.
The only way this could've gone differently is if Lacrima's wee apprentice was the traitor and brainwashed.