When Mikan's best friend Hotaru transfers to the mysterious Alice Academy she immediately enrolls to become a student, knowing once you arrive you can never leave.
When the class finds out that Mikan doesn't know her own Alice, Natsume challenges her: If she can survive going through the North Forest then he and the rest of class will accept her.
Natsume is angered during a dispute and tries to burn Mikan with his fire Alice, but a bright blue light intervenes and Natsume is unable to use his powers. Could this be Mikan's Alice?
Mikan discovers she has the nullification Alice, but after upsetting a teacher, she is given a no star and must live with the worst of everything including food, dorm, and chores.