Secrets of the Silent Witch -another- Kekkai no Majutsushi no Nariagari

After memorizing his magecraft textbook in a single week, Louis is accepted as a scholarship student at Minerva's Mage Training Institution. But surrounded by nobles, the rough and rowdy boy from a poor, remote village is treated as a problem child and feared for the way he trounces his opponents in magic battles. And yet Louis still finds teachers...