10-year old Negi is a wizard-in-training, and needs to pass one more test in order to become a Master Wizard. Unfortunately, his final task is to become a English teacher at an all-females boarding school. As soon as he arrives, he completely embarrasses one of his students, Asuna, and replaces the teacher she loves, which garners her hatred. To make matters worse, Asuna learns that Negi is a wizard,and promises to tell unless he helps her out.