CGFC (cyborg martial arts), a martial arts group of athletes who mechanically strengthen their bodies, which is gaining more popularity than regular martial arts. There will be a match between the middleweight champion, Lee Wan, and ranking 5th, Mac, who challenge him. Mac, who suffered a KO defeat by Lee Wan, reports the death of Mac, who was taken to the hospital in a fainting state. Somewhere, Mac's death is doubtful. And a shocking secret that shakes the entire cyborg fighting machine is revealed...