The top dog of the 2nd year. He has a personality that pressures opponents with a relaxed smile and a devious smirk. His fighting skills are top-tier, characterized by excellent combat instincts and cold judgment. He follows the 3rd-year No. 1, Choi Kanghyuk, calling him 'hyung-nim,' and is recognized for his strength. Many skilled 1st-year fighters follow him, giving him a massive force, though he is not part of the Alliance.

Han Doyun's Chief of Staff. While lacking in direct combat ability, he possesses exceptional analytical skills and the ability to read an opponent's psychology. He acts as the brain of the team, predicting the next move by identifying the opponent's behavior and personality to lead the team to victory with perfect strategies. He is not part of the Alliance.

The powerhouse of the team with overwhelming physique and strength. He pushes opponents back with the Herculean strength coming from his massive frame and possesses the tenacity to not fall easily once he starts holding his ground. He is the type to show through actions rather than words. He is not part of the Alliance.

The 3rd-year No. 1 and the absolute peak of the school. He maintains a relaxed attitude and a confident expression, never doubting his own power. His fighting skills are the best in the school, suppressing opponents with overwhelming force and experience. He is respected by Han Doyun and holds an absolute position that no one can easily challenge.

The top leader of the School Alliance, also known as the 'Cannon.' The No. 1. He maintains a calm, expressionless face and has a cold personality that isn't swayed by emotion. In a fight, he overwhelms opponents with superior technique and judgment, winning through experience and strategy rather than raw power. He doesn't easily acknowledge anyone, but shows great interest in those he does.

The second-in-command of the Alliance and the right hand of No. 1. He is a key figure who manages the internal factions of the Alliance and executes important decisions. With cold judgment and excellent fighting skills, he holds strong influence within the Alliance and takes it upon himself to resolve problems personally.

The Alliance's No. 3 in charge of combat. He is a core member responsible for the Alliance's military might, standing at the vanguard of important fights. He has a rough personality and great strength, using his overwhelming stamina and offensive power to crush opponents.

The Alliance's No. 4, serving as the head of intelligence and strategic support. He helps the Alliance's operations by gathering information on opposing factions and analyzing their weaknesses. He competes with brains and judgment rather than direct fighting, though he is a cold individual who can suppress opponents with superior skill when necessary.

An intelligence officer for the Alliance who is cold, intelligent, and skilled at identifying weaknesses. Dissatisfied with the Alliance, he secretly joins forces with the recently famous Guest, Han Doyun, Yoon Siwoo, and Baek Geonwoo to act as a spy within the Alliance.