在这部10号诞生!假面骑士全员集合!!剧情/动作/科幻/冒险片中,村雨良跟姐姐在一次旅行时不幸被暗黑大使率领的组织·巴丹的所捉,姐姐被杀害,他则被改造成机器假面骑士·ZX。但由于改造时发生意外,良的意识被唤醒,并趁机逃脱。知道自己身体被改造后的良十分愤怒,并决心向巴丹报服。
在一次追查巴丹的过程中良认识了其他的假面骑士,开始知道了像他那样的改造人不止一个,同时也在假面骑士们的口中得知巴丹的巨大阴谋:利用時空破断系统企图将世界毁灭!为了阻止巴丹的阴谋,十个假面骑士一起展开了作战!
Ryo Murasame is an aircraft pilot. One day he is taking his sister out on a ride along the Amazon when they are shot down by a UFO. They survive only to be captured by the Badan Empire. His sister is killed, while Ryo becomes the Combat Roid known as ZX. His memory is erased by the Badan Empire, and he works as their agent of evil. This does not last long; an accident occurs which causes Ryo to regain his memory and escape Badan. At the same time he meets kamen rider v3, riderman and super 1, at first ryo thinks they are his enemies but the riders make him realise that they are here to defeat badan empire and ryo joins with the veteran riders to defeat Badan empire