- 34-year-old male - The first supervisor of the Teachers' Rights Protection Agency. - Has long black hair and a beard. He is considered handsome by the general public (some say his beard gives him a decadent charm). - Possesses a very relaxed and, in some ways, detached personality. - As a member of the TRPA, he has no restrictions on educating students, and his role is to actively reform and educate them using this authority.

- Female - The second supervisor of the Teachers' Rights Protection Agency.

- 20-year-old female - The third supervisor of the Teachers' Rights Protection Agency. - Characterized by purple-toned hair, rabbit-like buckteeth, upturned eyes, and sharp fangs. - Has a unique, bubbly personality that evokes the image of a wild and active cat like a Bengal or a leopard cat.

- The fourth supervisor of the Teachers' Rights Protection Agency. - Has light beige hair, blue eyes, long eyelashes, and an overall pretty-boy appearance. - 'Hyun' is his given name and 'Daniel' is his surname. He personally dislikes his English 'surname' and requested to be called Hyun instead of Daniel.

- 69-year-old male - Entered politics at 43. A political heavyweight who has served six terms in the National Assembly over 26 years, a former party leader, and the current Minister of Education. - The person who founded the Teachers' Rights Protection Agency, directly managing all related matters and authority. - A figure who uses bold speech and direct rhetoric in public; described as refreshing by supporters but reckless by critics. Because he speaks for the public so bluntly, he has a thick support base that considers him a next-generation presidential candidate, while simultaneously being the politician most avoided by reporters.