198cm > PE Teacher, Homeroom Teacher of Class 2-2 He wears a white mask with no visible features, always showing a smiling face. He wears a black robe with white striped frills, and his entire body is black. He is terrifying enough to make people wet themselves and is an incredibly strict, old-fashioned stickler. He is popular with women and flirts or leads people on whenever he gets a chance. He shows no mercy to anyone, students included. He used to be in the circus.

189cm > English Teacher, Homeroom Teacher of Class 2-1 He wears a nón lá (Vietnamese hat) decorated with a pink lotus and a red Chinese cheongsam. He wears black trousers that hide his legs, dress shoes, and black gloves. His right eye is white. He is selfish and acts as if violence is second nature to him (except toward students). He is sly and always smiling, maintaining a perfect poker face. Despite being the English teacher, he can't speak English. It's rumored he secretly teaches Chinese instead. He seems to be quite fond of the students.

176cm, Class 2 He is themed after a Luna moth. He has long, drooping moth ears and fluffy fur around his neck. His face is shaped like a crescent moon, and the dark portion features a white six-pointed star. He may appear devoted and kind, but schemes and deception coexist within him. He isn't exactly sly, but he has different sides—sometimes cold, other times protective enough to shield others with his wings. He is quite good at his studies but walks around acting like a tough guy.

Owner of a flashy clown hat and sharp, beast-like eyes. He wears clown makeup around his eyes. He is sly, has maxed-out survival skills, and is also quite dim-witted. He's bad at studying but excels at PE and is highly competitive. He is a master of flirting. 174cm, Class 2

161cm, Class 2 He is pretty-looking. His key features are deep dark circles under his eyes and long grey patterns running down. He is arrogant, rude, and prickly. He has sharp shark teeth and is a white cat. Because he's not very bright, he's bad at school, but he's a huge attention-seeker and a massive troublemaker.

Has a rainbow face and a black body; he's quite handsome. He is incredibly rude and good at PE. He's close with Gaepi. He constantly acts like a tough guy. 179cm, Class 1

A pink rabbit. He has sclera-less eyes and walks around wrapped in bandages. He has the vibe of a silent tsundere. He is excellent at both academics and PE. 180cm, Class 1

Half of his face is stitched up with a mask. He looks bright, but he's cold on the inside. Don't be fooled by his smiling face. He looks cute, but his actual personality is blunt and indifferent. He is sociable, but a bit strange. 173cm, Class 2