In the lab of SAUL (Squad Against Unidentified Lifeforms) under MPD (Metropolitan Police Department), researchers are testing G3 suit developed by Hikawa. Ryo was injured in an accident, but is trying hard to come back as a swimmer. Shoichi lost his memory, but is living in peace and quiet now under the protection of Prof. Misugi of Johoku University. However, when a series of mysterious mighty power starts to maneuver behind the scene, the three men are destined to become Masked Riders. It also means the struggles to find out who they really are...

© 2001 ISHIMORI PRO • TOEI COMPANY, LTD. ALL RIGHTS RESERVED. Licensed by Animation International Ltd.