The Crimson Empire
No one knows who teacher is or for that matter what she is. She appears as a human woman of around 50 in a white dress. She has been said to be a teacher at the raven queens different monasteries for as long as they have existed.
She adores Arianna who reminds her of herself as a youth.
“Teacher is amazing. She has helped me threw a lot. She is like a mother and a best-friend all in one bad-ass package. I honestly don’t know what I would do without her.” -Ari