Professor Tani enlists detective Hazama Itsuru's help to investigate the cyborg parts theft. During his investigation, Hazama discovers Sachiko Yokogawa, a former flame of the original 8 Man, now employed at Biotecho Corp. Tragically, Hazama's life is cut short by an anonymous cyborg, leaving Sachiko intertwined with the latest iteration of 8 Man. With a swarm of cyber-junkies running amok, this new and improved 8 Man opts for a bolder approach in taking down malevolent perpetrators.