Aesthetica of a Rogue Hero

is a Japanese light novel series by Tetsuto Uesu. It was adapted into an anime television series. Funimation will simulcast the anime on their video portal.

Plot
The story follows an international training organization named Babel which protects the young people returning from another world. A wayward hero named Akatsuki has come back to the real world from a world of sword and magic called Alazzard, along with a beautiful girl called Miu who is The Demon King's daughter.