A gang of young thieves try to rob a mob boss, but their heist is interrupted by an officer of the Tokyo Police Department's elite Zero Division. They get away with the loot, but the officer, a beautiful, more-than-slightly psychotic young woman who also happens to be an excellent shot, is tracking them down. To bring the case to a successful conclusion, she must deal with rival crime gangs, small- time crooks, and the wavering loyalties of her own partner.
Takahiro Yamane is the owner of an automobile tuning shop. His friend, Junichi Tashiro, has a girlfriend Nozomi who's a reporter and has connections to the race driver Keiichi Tsuchiya. Tashiro accepts a challenge from another street racer named Sawaki, and dies in the attempt. Nozomi shows Takahiro the Skyline GT-R that she bought for her late boyfriend. She gifts this car to him. Takahiro, while discouraged by her not to drive the Shutoko again, Sawaki challenges him to a duel.
Former Megalopolis Express Freeway record holder Kyosuke has retired from street racing and now belongs to a pro racing team. One day while performing time trials, a Toyota Supra comes onto the track and challenges Kyosuke to a race, but he is no match for the former street racing record holder. Kyosuke is still haunted by that devastating crash that occurred on the Expressway a few years ago, which caused him to leave street racing. When Kyosuke hears his old rival, Yusuke has crashed on the freeway while racing the unknown Supra, Kyosuke returns to the Megalopolis Express Freeway for one last street race.
