Satoshi Nakajima, who was the head of the former motorcycle gang "Yozakura Union", is the only regular employee of Tuning Limited Express. One day, he wants to catch a runner called "Black Bullet" who runs around with his own face. To do so, he is asked by the traffic riot police to make a car that is better tuned. The person who was manipulating the black bullet was an old friend. We can't afford to lose in this match!! If Satoshi really drives, he can crush any car. Satoshi's speed is infinite!