It’s one year into Twilight’s reign and Professor Brave is hired to teach a morally of magic class, despite being an Earth Pony. Headmare Starlight trusts the mare, however, and understands everyone has something to teach.
However, Professor Brave isn’t as she seems, as she harbors a want, no, a desire to permanently separate good from evil, and she will do whatever it takes to follow this vision of an evil free world, where no villain can rise up again.