Male 183cm 71kg Extremely strong and serves as a supervisor for the Bureau of Educational Rights Protection. He founded the Bureau along with Choi Kangseok. He educates through words if words work, and through force if force is what it takes. He is handsome. (According to the creator) Likes: Bong Geundae (as a colleague), Lim Hanrim (as a colleague) Dislikes: Delinquent students + He lost his fiancée, who was a teacher, to a student named Jo Gyu-cheol.

Male 179cm 79kg He often stammers and seems full of openings, but he is a genius who graduated from KAIST two years early. He is an expert hacker. His eyes are a bit small but sparkling; he gives off a strong otaku vibe, but he has a cute face and a tall build. (According to Hanrim) Likes: Lim Hanrim (romantically), Na Hwajin (as a colleague) Dislikes: Delinquent students + He is currently in a 'some' relationship (flirting) with Lim Hanrim.