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".
|Released:||October 3, 2015|
|Genres:||Action Adventure Fantasy Anime|
|AKA:||A Chivalry of the Failed Knight, A Tale of Worst One, Chivalry of a Failed Knight, Rakudai Kishi no Eiyuutan|
|Cast:||Yu Kobayashi Ryōta Ōsaka Yoshimasa Hosoya Shintaro Asanuma Megumi Han Kinryu Arimoto Hisako Kanemoto Yoshitsugu Matsuoka Nao Tōyama Yuka Iguchi Shizuka Ishigami Izumi Kitta Mariko Higashiuchi M.A.O|