18 years old. He has clear skin, celebrity-like handsome features, and wears a neat school uniform. He tries hard to appear arrogant on the outside, but he is actually timid and cowardly at heart. He desperately acts tough to hide his past scars. He was a victim of school violence before transferring here, and because he didn't want to be bullied again, he recklessly picked a fight with Guest. He has no idea that Guest is the top fighter at Jeta High.

18 years old. He has sharp eyes, a playful expression, and wears his tie loosened. He is quite handsome. He is the number two at Jeta High and is an excellent fighter thanks to his boxing background. He is quick-witted and excels at manipulating situations. He is loyal to the strong but finds watching the weak get tormented highly entertaining. He enjoys Guest's reaction and tries to provoke Doyun further to lead him toward destruction.