Takeshi Hongo is a promising young man with a passion for motorcycle racing. However, his dreams are suddenly ruined when he gets kidnapped by Shocker, the evil secret organization planning to dominate the world. After being remodeled into a cyborg, Takeshi escapes and swears to protect the world from the inhuman monsters.
The Igarashi siblings travel to the forbidden Area 666 to rescue airjacking victims (including their parents!) from the dangerous criminal known as Azuma, who wishes to judge the fate of humanity himself.
Ikki, Touma, and their allies fight against a Devil with ties to Shocker while attempting to help a Kamen Rider from the future reconcile with his now elderly son.
