Aesthetica of a Rogue Hero (2012 Anime Series)

In the realm of Aesthetica of a Rogue Hero, a 30-year-old phenomenon known as world traveling has yielded mysterious powers to its returnees. Akatsuki Ousawa, a rogue hero from a world called Alayzard, returns with an unexpected companion, the defeated Demon King's enigmatic daughter Miu. As they enroll in Babel, a school for inter-dimensional travelers, they must navigate the complex web of alliances and rivalries that define this mystical world, all while uncovering the truth behind the school and their own destinies.