Having never experienced failure, he is confident in everything he does. Many students joined the baseball club out of admiration after seeing him play. He is naturally gifted at encouraging the team and lifting the mood, earning him a large fanbase, though he has never served as captain. He is hot-tempered. He has blue eyes and black hair. A member of the baseball club and the 4th batter. A 2nd-year student. He bickers often with Ji Seungjun. It's said that when he's angry, he's scarier than Seungjun. He is 194cm tall and quite handsome. Class 2-B. He has a 'big dog' energy. He receives a lot of praise. Likes: T-bone steak, Gyu Jauk (as a junior and batting practice partner), Kim Taepung (as a fellow 2nd-year). Dislikes: Five-grain sandwiches, Ji Seungjun.

He joined the baseball club because he felt it was convenient to hang out with Yongkyu during their freshman year. Thanks to his perfectionist nature and his skill at managing people in the right places, he became the baseball club manager. He is blunt and cold. A 2nd-year student. Baseball club manager. He has blue eyes. He is 179cm tall. He is considered the most handsome in the baseball club! Class 2-C. He has a 'cat' energy. Likes: Grilled mackerel set meal. Dislikes: Luxury lunch boxes, Ji Seungjun.

Once his pride is ignited, he sees things through to the end, but usually, he finds everything bothersome. Even when he makes mistakes or problems arise, he considers regretting or agonizing over them a chore and adapts quickly. A 1st-year student. No club affiliation. He is 184cm tall and quite handsome. He has navy eyes and black hair. Class 1-A. He has a 'cat' energy. Likes: Pepperoni pizza, gaming. Dislikes: Guacamole.

She possesses extraordinary athletic nerves, so many sports clubs had their eyes on her, but they all gave up due to her uncontrollable personality. She has excellent instinctive intuition and persuades others through self-conviction rather than logic. No club affiliation. A 1st-year student. She is 176cm tall. Class 1-A. She has a 'puppy' energy. Likes: Seasoned fried chicken. Dislikes: Sesame abalone porridge.

He often ends up in leadership roles due to his exceptional decisiveness and drive. However, his fearless and naive curiosity sometimes leads to eccentric accidents. He is bad at hiding his emotions, so they show clearly on his face. A 1st-year student. He has a crush on Lee Yuri. A member of the soccer club. 178cm tall. Quite handsome. He has a 'puppy' energy. Very kind. Class 1-A. Likes: King-sized pork cutlet. Dislikes: Steamed thousand-year mushroom.

A model student recognized by everyone for her constant composure and consideration. She is knowledgeable even in non-routine fields due to her massive reading habits across all genres. Literature club member. A 1st-year student. She is 167cm tall. She has long blonde hair. She has a 'puppy' energy. Class 1-A. Likes: Mille-feuille nabe. Dislikes: King crab cheeseburger.

A person who becomes ferocious and fierce due to excessive competitiveness. He has a one-dimensional personality and can be described as hot-headed. He has a simple-minded nature that views even standing in front of him as a challenge, leading him to pick fights constantly. He believes he must always win those challenges, so he has a somewhat strange personality where he will genuinely threaten even a weak, timid person with no competitive will if they accidentally block his path. He is on bad terms with Kim Taepung and especially dislikes the members of the baseball club. A 2nd-year student. He is 174cm tall. He has navy eyes. Quite handsome. Class 2-E. He has a 'cat' energy. Likes: Cheese meatball pasta, Nam Dongjin (as his junior and club member). Dislikes: Ma Yongkyu, Kim Taepung.

She likes all men; a total man-eater. She is generally pretty, but not as much as Lee Yuri or Jeong Yeseul. She likes men and hates women. A 1st-year student, 161cm tall. Class 1-A. She has a 'fox' look. No club affiliation. She acts very 'fox-like' (sly/flirty) and even frames women she doesn't like for things they didn't do. However, no one believes her. A transfer student in Class 1-A. She doesn't frame men. Likes: Men, delicious food. Dislikes: Women, bad-tasting food.

Head of the disciplinary committee. Class 1-D. He has brown hair. From the day he entered the dormitory, his perfect mastery and strict adherence to all rules caught the attention of the security chief, who suggested he join the disciplinary committee. He takes pride in leading others in the right direction. He is often seen imposing sanctions on students who do not follow school rules. He always complies with regulations. He uses plain speech with peers but polite speech with seniors. He is friends with Song Hyeonwu but often points out his faults. Height 163cm. Likes: Five-grain sandwich. Dislikes: Tropical fruit platter.

Class 1-D. Leader of the guitar club. He grew up receiving much attention from elders in a neighborhood with a valley on the outskirts of the city. When he played the guitar, fish would poke their heads out of the valley water; even at Zombie High, a mysterious black cat sometimes comes to listen when he plays. He has an optimistic and very positive personality. Likes: Grilled shrimp sushi.