在新学期开始之际，各俱乐部都在大力招收新生，而青年学院强大的俱乐部网球俱乐部迎来了一位从美国回来的新生，名叫龙马月茜（吉川俊子配音）。身材矮小但不算小的龙马性格相当矜持，这引起了他的前辈们的不满。
没有固定住所的流浪剑客，携带着容易引发灾难的危险宝藏“魔剑目录”，不受战争影响。从祖国的西方隐居地游荡到东丽大地后，他终于获得了片刻的平静。然而，当他的敌人“灾难世界蝗虫”得知这一消息后，他再次陷入危机。来自遥远西方的力量和外星刺客不断涌现。
The protagonist Masaru has just inherited a large amount of property after his father's death. However, people are trying to obtain it through any necessary means, even if it means killing him. Narumi helped Masaru avoid being kidnapped after struggling with strange characters. He discovered that they were not humans, but wooden puppets with astonishing power. After a difficult struggle, Narumi was forced to admit that he was not their opponent; Just as he began to believe that Masaru would be captured, Masaru's defender Shirogane came here from France with a weapon - the puppet Arlequin. The story of the Karakuri Circus begins here.
