Quinn is Owen's overseer, assigned to train and keep a watch on zem. She wanted to become an overseer since she survived a monster attack in high school. She doesn't know exactly what Owen saw that made xem run away, but she followed zem to make sure that ze continues zir work protecting the human world from the monsters wanting to infiltrate it. She also works as both the history teacher and the faculty advisor for the drama club, using the school's auditorium greenroom as "headquarters" for her and Owen, and eventually the other people Owen accidentally recruits into their small monster hunting team.