The hard-won peace obtained with the defeat of Gel-Shocker by Kamen Riders One and Two, is now shattered by a more powerful secret society known as Destron. Disposing of all those who witness their sinister movements, they target Kazami Shiro, a young motorcross racer. After Scissors-Jaguar murders his family, Shiro vows vengeance and becomes Kamen Rider V3.
