第三季的故事将讲述在前二季动画中，经过前所未有的激烈战斗后第三十届「QUEEN’S BLADE」最终结束。 前任女王，逢魔女王阿尔德拉被打败了，新一任的女王由雷云之将克劳迪特上任。 本身被公认是人格高尚的克劳迪特成为女王之后却性格大变，让整个大陆陷于战火的地狱之中。为了对抗这暴君的暴政及抹去人民的絶望，骑士公主安妮洛特便展开行动，与跟自己结成义姐妹的美斗士一起，扬起叛乱军的正义旗帜。安妮洛特与克劳迪特的战斗就此不可避免地终将展开，喜欢「女皇之刃」系列的大家又可以一睹众美少女战士的英姿了。
The story of the movie is somewhat based on the plot of the most recent game, "Sakura Wars 3," released back in March this year. While the game features Lieutenant Ohgami, the main character who takes off for Paris, narrates one side of the story, the movie unveils the secrets behind Hanagumi. Ohgami leaves for Paris, consequently leaving Hanagumi without a leader; thus a new character will be introduced here. To be replaced with Lieutenant Ohgami is the former leader of Hoshigumi, Rachette Artile - a rationalistic and distinct individual, who brings about serious problems to Hanagumi. The members are now in discord with Rachette. Meanwhile, Teikoku Kagekidan was being threatened by some irrelevant demons and a new type of anti-kouma mechas, (brought by an american company) appears and tries to replace the koubu-kai. Having made repeated mistakes due to the absence of Ohgami, Hanagumi is now faced with an unprecedented danger, while the abolishment of Teikoku Kagekidan Hanagumi is being schemed.
在《Fate/Zero》中，与征服王伊斯坎达尔一同跨越了第四次圣杯战争的少年，韦伯·维尔维特。时光流转，少年继承了君主·埃尔梅罗的称号，以君主·埃尔梅罗Ⅱ世的身份，在魔术师们的总部·时钟塔面临了各种充满神秘的事件——
