A world where one's life depends on one's "occupation" and skills given at the age of 10. A boy named Arel, who has a father who is a magic king and a mother who is a sword princess, finds himself "unemployed. However, he puts in a lot of effort and develops amazing skills with the sword. Eventually, at the age of 15, Arel heads for the sword city of Bressgear to stand at the top of the sword world.

[Source: Crunchyroll News]