In the year 2050, the world population is crazy about the "Metal Fight," a competition where people battle using giant robots. An organization called Iron Mask is planning to turn Metal Fight competitors and their robots into weapons, and they try to kidnap Shoko Saeba, a robot programmer who created the Red Baron, which uses a feedback system. Ken Kurenai manages to protect Sally and the Red Baron, becoming the Metal Fight World Champion in the process. Iron Mask then decides to unleash their forces to eliminate Ken and the Red Baron for good.
