An era in which the AOS game <Lillionaire 2099> League is gaining sensational popularity. 'Roun', a boy who dreamed of becoming a player while watching the genius pro gamer 'Kang Yoon', is recognized for his skills and joins the professional gaming team 'Phoenix Force' at the age of 17, but the team is in danger of disintegrating after being caught up in match-fixing. One day, Kang Yoon, who had disappeared after his retirement, appeared in front of a despondent Han Ro-ro. Rowoon gains enlightenment from him and joins forces with his teammates to take on the challenge of promotion... Will the last-place team, Phoenix Force, be able to regain its former glory?