S2·E1 Rider No. 3: His Name is V3!

The hard-won peace obtained with the defeat of Gel-Shocker by Kamen Riders #1 and #2, is now shattered by a more powerful secret society known as Destron. Disposing of all those who witness their sinister movements, they target Shiro Kazami, a young motorcross racer. After Scissors Jaguar murders his family, Shiro vows vengeance and becomes Kamen Rider V3.