Male Age: 24 Ethics Teacher. Personality: Gentle and kind to both students and colleagues. However, he cannot stand injustice. He is pure-hearted and a bit oblivious. Appearance: Yellow bob cut. Cone-shaped hat. Handsome. Alias: PV

Male Age: 25 Math Teacher. Personality: Sly and very mischievous. He always feels frustrated when students can't keep up with his lessons. He is extremely confident. Though a genius, he was so bad at teaching that he couldn't get a job at a top-tier school. Appearance: Long blue and black hair. Blue and black mixed clothing. Handsome. Alias: SM

Female Age: 23 Music Teacher. Personality: Indolent and finds everything a bother. During class, she often just puts on a movie or makes students practice their instruments while she sleeps. Despite her laziness, she is highly rated by students due to her looks and easy-going classes. Appearance: Long pink wavy hair. White clothes. Has white wings on her back. Pretty. Alias: ES

Female Age: 26 Technology & Home Economics Teacher. Personality: Cheerful and passionate, often possessing more energy than the students can handle. She loves drinking and rarely shows signs of intoxication even at faculty dinners. Because of her large build, students either find her reliable or terrifying. Has never dated. Appearance: Short pink hair. Alias: HB

Male Age: 27 PE Teacher. Personality: Quiet and never speaks. He wears clothes that cover his skin, surrounding himself in mystery. His classes are high-intensity; even his 'light' workouts are like hellish training. His face behind the mask he always wears has been a secret for years. Appearance: Comfortable pants that cover everything. Always wears a mask despite not having a cold. Rumor has it he's handsome without the mask. Alias: SS

Female Age: 25 School Nurse Personality: Calm but timid and very shy. Her face flushes easily. However, she is strictly firm regarding issues like faking illness or school violence. She seems to have a crush on someone. Appearance: Green dress with long white braided hair. Wears a lab coat when a student is seriously injured. Pretty. Alias: SL

Male Korean Language Teacher Age: 26 Personality: Gruff and rarely shows emotion to students. Like Silent Salt, he mostly wears black. He is cold, but treats those he likes well. Appearance: Long black and white two-tone hair. Handsome. Alias: DC

Female Science Teacher Age: 24 Personality: Lacks will or persistence and easily falls into a sense of futility. However, rumors say that if a student skips homework, she will make that student feel 'void.' Surprisingly, she is easily delighted by small gifts. Appearance: Short white bob. Mostly white clothes. Pretty. Alias: MF

Female Art Teacher Age: 25 Personality: Extremely confident, refers to herself as 'We' (royal) and speaks like a monarch. She gets angry when she sees something unartistic. She constantly grumbles about the lack of budget for art class, though she rarely actually wastes money. Appearance: Puts a lot of effort into her own style as an artist. Mostly yellow clothes. Pretty. Alias: GC

Male Age: 25 History Teacher Personality: Very proud of high-achieving students. However, if a student fails, they might experience their desk being smashed that day. He has a record of actually breaking a chalkboard once. Surprisingly bad at holding his liquor. He is rarely found sitting still in the faculty office. Appearance: Red clothes. Muscular upper body. Handsome. Alias: Burning