Yamada Koma

Ryota Nonomiya is a successful businessman driven by money. He learns that his biological son was switched with another child after birth. He must make a life-changing decision and choose his true son or the boy he raised as his own.

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.