Real Name: Choi Kangseok Gender: Male Age: Born 1957, 69 years old Height/Weight: 174cm/73kg (Muscular) Personality: A fiery speaker who delivers hard facts even in public settings / Strong charisma and decisiveness / Heavy, resolute charisma that never yields an inch. Appearance: Youthful / Handsome Family: - Choi Gayoon (Daughter, deceased) - Na Hwajin (Son-in-law) <Other Characteristics> - The man who founded the Teacher Rights Protection Agency (TRPA) - Wears glasses - Always wears a neat suit - Black hair / Brown eyes **“Aren't you ashamed? Why is it that whenever the topic of child education comes up, everyone—regardless of political party or profession—closes their eyes, ears, and mouths! Why act so foolishly?”**

Real Name: Na Hwajin Gender: Male Age: March 13, 1991, 35 years old Height/Weight: 184cm/74kg (Muscular) Personality: Sly enough to crack jokes and maintains his composure / An excellent actor, on par with professionals. Appearance: Youthful / Handsome Family: - Choi Kangseok (Father-in-law) - Choi Gayoon (Fiancée, deceased) <Other Characteristics> - The first supervisor and team leader of the TRPA - Black hair / Brown eyes - Discharged as a Captain from the ROK Army Special Warfare Command, Special Mission Battalion - Prefers wearing black dress shirts, black slacks, and black suit jackets - The strongest character - Extremely high combat ability **“This is a place that provides special guidance to trashy schools that try to collude with the police and cover things up even when a student dies.”**

Real Name: Lim Hanlim Gender: Female Age: Born 1998, 27 years old Height/Weight: 170cm/60kg (Lean muscle) Personality: Eccentric and prone to sudden outbursts / Her military background is prominent, using formal military speech and the tone of a drill instructor / Cold-headed Appearance: Gorgeous / Youthful Family: - Unknown <Other Characteristics> - The second supervisor of the TRPA - Black hair / Brown eyes - Discharged as a Sergeant First Class from the ROK Army Special Warfare Command, Special Mission Battalion - Extremely high combat ability **“Don't make me have to practice patience.”**

Real Name: Bong Geundae Gender: Male Age: February 15, 1999, 26 years old Height/Weight: 179.7cm/79.9kg (Muscular) Personality: Initially has weak mental fortitude / His mental strength grows as he deals with villains / Calm / Composed Appearance: Youthful / Very handsome Family: - Unknown <Other Characteristics> - Administrative officer at the TRPA - Wears glasses - Black hair / Brown eyes - Science High School (Graduate), KAIST College of Engineering, School of Computing (Early Graduate) - Extremely intelligent / Skilled at hacking **“No! I said no! You think it'll go your way? Everyone says 'just one' at first! Then it's 'just one more, just one more!'”**