最強の魔王レオニスは、来たるべき決戦に備え自らの存在を封印した。だが、1000年の時を超えて目覚めたとき、彼はなんと10歳の少年の姿に戻っていた！「なんでだ！？」「君、どうしてここに閉じ込められていたの？ もう大丈夫よ。お姉さんが守ってあげる」＜聖剣学院＞に所属する美少女リーセリアに保護されたレオニスは、変わり果てた世界に愕然。未知なる敵＜ヴォイド＞、＜第〇七戦術都市＞、武器の形をとる異能の力———＜聖剣＞。聞き慣れない言葉に戸惑いつつも、彼は＜聖剣学院＞に入学することに。魔術の失われた未来世界で、最強魔王と美少女たちの織りなす聖剣と魔剣の学園ソード・ファンタジーが幕を開ける！
聖剣学院の魔剣使い (シーズン 1)
The Demon Lord Returns (エピソード 1) 5.8
脚本家: Kunihiko Okada
放送日: 2023-10-03
上映時間: 24 min
概要: The Dark Lord Leonis awakens after a thousand years, only to find himself in an unfamiliar world. But that isn't the only change he faces.
A Fate Borne (エピソード 2) 7.0
脚本家: Kunihiko Okada
放送日: 2023-10-10
上映時間: 24 min
概要: Humanity has grown in leaps and bounds. If Leonis plans to rebuild his forces, he must first take stock of human military might.
An Awakening Soul (エピソード 3) 7.3
脚本家: Kunihiko Okada
放送日: 2023-10-17
上映時間: 24 min
概要: Riselia learns what really happened to her the day she first met Leonis and that makes her worry she can never manifest a Holy Power. That worry is about to be tested.
The Stirrings of a Bitter Grudge (エピソード 4) 6.0
脚本家: Kunihiko Okada
放送日: 2023-10-24
上映時間: 24 min
概要: The students go about their daily lives while Riselia hones her skills as a vampire. However, they are all unaware they are experiencing the calm before the storm.
A Great Uproar (エピソード 5) 6.5
脚本家: Kunihiko Okada
放送日: 2023-10-31
上映時間: 24 min
概要: The city is under attack, forcing everyone on the defensive.
The Demon Lord's Resolve (エピソード 6) 7.0
脚本家: Kunihiko Okada
放送日: 2023-11-07
上映時間: 24 min
概要: Leonis may be a demon lord, but he still has his honor. He will put an end to the invasion, but he must first draw a sword that will test his resolve before he can wield it.
The Princess` Secret Feelings (エピソード 7) 7.0
脚本家: Kunihiko Okada
放送日: 2023-11-14
上映時間: 24 min
概要: Leonis’ platoon attends a commendation ceremony on the SS Hyperion, unaware of the sinister plot to kidnap the Fourth Imperial Princess.
A Bond Everlasting (エピソード 8) 8.0
脚本家: Kunihiko Okada
放送日: 2023-11-21
上映時間: 24 min
概要: The kidnappers accounted for many things, but they did not account for the interference of the legendary Demon Lord.
The City Ruins Appear (エピソード 9) 7.0
脚本家: Kunihiko Okada
放送日: 2023-11-28
上映時間: 24 min
概要: A competition gives Riselia the opportunity to show how much she’s improved. The timing couldn’t be better: the next mission will put everyone’s skills to the test.
The Elf Hero (エピソード 10) 7.0
脚本家: Kunihiko Okada
放送日: 2023-12-05
上映時間: 24 min
概要: What quest could be so important that a hero travels to the future in order to fulfill it? Regardless of her reasons, the group must find the Void Lord before it’s too late.
The Goddess` Voice (エピソード 11)
脚本家: Kunihiko Okada
放送日: 2023-12-12
上映時間: 24 min
概要: The Void Lord awakens and Leonis discovers an awful truth.
The Truth Behind the Demon Sword (エピソード 12)
脚本家: Kunihiko Okada
放送日: 2023-12-19
上映時間: 24 min
概要: Leonis must defeat the Void Lord by any means necessary, even if it means using the souls of the deceased.
シーズン
エピソード 12