Packard Walsh and his motorized gang control and terrorize an Arizona desert town where they force drivers to drag-race so they can 'win' their vehicles. After Walsh beats the decent teenager Jamie Hankins to death after finding him with his girlfriend, a mysterious power creates Jake Kesey, an extremely cool motor-biker who has a car which is invincible. Jake befriends Jamie's girlfriend Keri Johnson, takes Jamie's sweet brother Bill under his wing and manages what Sheriff Loomis couldn't; eliminate Packard's criminal gang the hard way...
After serving prison time for a self-defense killing, Sailor Ripley reunites with girlfriend Lula Fortune. Lula's mother, Marietta, desperate to keep them apart, hires a hitman to kill Sailor. But he finds a whole new set of troubles when he and Bobby Peru, an old buddy who's also out to get Sailor, try to rob a store. When Sailor lands in jail yet again, the young lovers appear further than ever from the shared life they covet.