Former five-crown racing king Zhang Lie fell on hard times and was reduced to a designated driver, blacklisted by capital tycoons. He reunited with former brothers, hand-crafting the battle car "Red Scale" in a scrap heap. Having weathered numerous hardships and racetrack conspiracies, Zhang Lie and the Iron Triangle breached the deadly Kunlun Heavenly Ladder, using flesh and blood to fight AI algorithms, breaking through the layers of capital's calculations to fight for the passionate glory of grass-roots racers.