Saintess Summons Skeletons 4: A Holy Necromancy LitRPG

Having just found her sister, Sofia temporarily becomes a summoner combat tactics professor at a prestigious magic academy?! Wait, this is still a book about skeletons, right? It is? Good. But can Sofia really spend an entire year in one place without causing chaos? We all know the answer to that already. What are the chances of her stealing the students' bones? Surely she would never! In a place home to so much knowledge, could she learn more about the mysteries of this world, the admins, and the Deep? It should have been a calm year, but with Sofia involved, the academy's higher-ups seem to be hiding something....