Cha Mu-gyeol, the MMA fighter, succumbs by Chairman Jang's temptation and ends up in a vegetative state during a heavyweight fight. Later on, Chairman Jang uses him for his own image makeover. In the end, he dies and possesses a high school student's body who goes by the same name. This new body has a super-strong physique with an S-level durability and a status screen ability that can improve his fighting skills. This time around, he's out for revenge against Chairman Jang and to achieve his dream of being the strongest.
