Takehito Terui

Minako is at the age where her father is more like an alien to her than a person. The situation is exacerbated when he comes home drunk one night and tries to climb on top of her. Minako's mother deserted them for another man when Minako was a child. Now working as a hostess, she has little time for her own six year-old daughter, Yu, Minako's half sister. Both girls are yearning for their mother's love. Minako runs into Yu at a game center in the mall and proposes they take a trip. She changes out of her school uniform and into adult clothes and the pair hops on an overnight bus out of the city.

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.