Rion Kujô

Nanyo Academy along with the other Kanto schools hold class trips to Kyoto. Old rivalries break out, between the schools, but as if that wasn't bad enough, Kyoto's fighters also show up in full force to challenge the Kanto schools' fighters. (animenewsnetwork.com)

After saving a fairy-tale kingdom, Akatsuki returns to the real world with his prize- Miu, the busty daughter of the Demon King. It's one hell of a happy ending until they're forced to enroll at a school for magic users.