Rakudai Kishi no Cavalry

Other name: Rakudai Kishi no Eiyuutan, Chivalry of a Failed Knight, 落第騎士の英雄譚《キャバルリィ》

Description: The ‘school sword action’ story revolves around Magic Knights, modern magic-users who fight with weapons converted from their souls. Ikki Kurogane goes to a school for these Magic Knights, but he is the ‘Failed Knight’ or ‘Worst One’ who is failing because he has no magical skills. However, one day, he is challenged to a duel by Stella, a foreign princess and the ‘Number One’ student. In this duel, ‘the loser must be obedient for life.’