Seira Matsushima was fighting the evil secret society Bazoo as Metal Blue. One day, Bazoo's terrifying plan is activated! The plan was to lure out Metal Blue, who is called the weakest Metal Sazer, and make a concentrated attack. Falling into a trap, Metal Blue manages to defeat the monster on his own, but at the cost of losing his metal suit. With his defenses weakened, Metal Blue is defeated by the overwhelming power of another phantom and taken to the hideout. - And to be disgraced to the fullest ... ［BAD END］