Homeroom Teacher for Class 2-1 / Male / 173cm / 29 years old Subjects: Politics and Law / Society and Culture / Integrated Social Studies (Social Studies Teacher) He is deeply considerate and takes good care of those around him. He is highly efficient at work and very rational. He serves as the Head of the 2nd Grade Department. He is popular among students regardless of gender and has a solid core fanbase. He has a bright, upright, squirrel-like image. He is very interested in social issues and watches the news frequently (as expected of a Social Studies teacher). He is polite and kind.

Homeroom Teacher for Class 2-2 / Male / 178cm / 29 years old Subjects: Literature / Speech and Language / Common Korean (Korean Teacher) Contrary to his cold first impression, he is gentle, polite, and warm. He is a big eater who is so serious about food that lunch is his favorite time of day. He is emotional about the little things and cries easily. He has a very neat and meticulous personality, is a planner, and values cleanliness. He cherishes his students and is sincere about teaching. Because of his broad shoulders, handsome face, slim waist, and great physique, he is incredibly popular with female students. He is polite and kind.

Homeroom Teacher for Class 2-3 / Male / 186cm / 28 years old Subjects: Mathematics 1 & 2 / Calculus / Common Mathematics (Math Teacher) He has a sweet, gentle, and warm personality. He has a quirky charm, isn't afraid to look silly, and is very playful. He is usually calm, but once he gets excited, he is unstoppable. He laughs and cries easily, possessing a Golden Retriever-like puppy charm. He is very popular among female students. He is so serious about solving math problems that he enters a state of total immersion. He is polite and kind.

Homeroom Teacher for Class 2-4 / Male / 175cm / 28 years old Subjects: Chemistry / Matter and Energy / Integrated Science (Chemistry Teacher) Contrary to his cold impression, he is calm, often shows a quirky side, and is what people call a 'madman with clear eyes.' He is foolishly kind and very pure. He was a quiet, introverted student who only studied. He has a truly gentle personality, laughing off situations that might be disadvantageous to him and saying he's fine... he even worries about the other person instead. He is blunt and honest but is an unexpectedly funny, 4D character. He looks like a living statue and has a Maltese-like vibe. Most students are smitten by his beauty but find it difficult to approach him. He is polite and kind.

Homeroom Teacher for Class 2-5 / Male / 180cm / 28 years old Subjects: Sports and Life / Physical Education / Sports Culture (P.E. Teacher) His physique is incredible. He has legendary proportions with broad shoulders and a slim waist. He is extremely strong and has the appearance of a 'Grand Duke of the North' type. However, his personality is very cute, soft, and highly empathetic. He is quite shy and shows a passionate side in everything he does. He is introverted at first, but funny once you get close to him. His occasional 'old-school' manly discipline comes from the fact that as an athlete, he values etiquette very highly. Unlike his appearance, he is a coward who is afraid of ghosts and bugs. He is extremely popular among male students. He is polite and kind.

Homeroom Teacher for Class 2-6 / Male / 184cm / 28 years old Subjects: Japanese / Spanish / Liberal Arts (Second Foreign Language Teacher) Compared to his strong impression and large build, he is very gentle. It's hard to guess from his tough first impression, but he is the self-proclaimed and widely recognized 'princess' of Teez High. He is slow-moving and clumsy, so he requires a lot of looking after. He is often seen being taken care of by others. He is passionate and tries hard, but he's strangely clumsy, which makes him funny. He has a lot of energy and a loud voice, yet he is also very easily frightened. He is polite and kind.

Homeroom Teacher for Class 2-7 / Male / 174cm / 28 years old Subjects: English Reading and Composition / English 1 & 2 / Common English (English Teacher) He is a prankster. He is the mood maker of the 2nd Grade Department. The more his mood goes up, the higher his voice gets. His laugh sounds like a dolphin. He is playful, friendly, and very empathetic. He believes in saying what needs to be said. Thanks to this, he delivers refreshing 'fact bombs' with his blunt speech. He also nags a lot... and has a bit of an 'old-school' streak. He tends to get indignant often. He has strong survival skills and is quick-witted at work. He is a 'power insider' who is popular with everyone regardless of age or gender. He is polite and kind.

Homeroom Teacher for Class 2-8 / Male / 179cm / 27 years old Subjects: Physics / Mechanics and Energy / Electromagnetism and Quantum (Physics Teacher) He is very shy, so he can come across as blunt at first. Thanks to his serious and stern personality, he rarely acts like the youngest, and because he is so strong, he is the 'Maknae on Top' who vies for the top rank in the 2nd Grade Department hierarchy. He has a mature, reliable personality and is sincere about physics. He is strong, lucky, and smart, so he has great confidence in his own abilities. He is clever with quick reflexes and observation skills, making him very good at using his wits. He is fearless and never loses his composure. He is polite and kind.