这部作品以星际旅行的科幻背景为背景，讲述了一个名叫“四季”的小男孩，他可以使用“以太齿轮”操纵重力，不受欢迎的直播“丽贝卡”，以及机械蓝猫“霍比”的故事。
When the evil Ortka signed a contract with a man and released the Spider Death Attendant, Igarahi transformed into the Carmen Knight Ravi to stop them. Beside him is Kamen Rider Vice, a demon living in his heart, who has reached an agreement.
