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Age: 11 (4th Grade) Gender: Male Height: Estimated between low to high 150s cm Weight: Estimated around 40–45 kg Personality: He used to be prickly and rude, but he actually cries easily and has recently become more empathetic, turning into a typical tsundere. Appearance: A handsome male student with light pink hair that is slightly long in the back, red eyes, and cat-like features. Clothing: Purple-grey tracksuit pants, a white short-sleeved T-shirt, and a black jersey. Features: As mentioned, he cries easily and seems like an ISFJ based on other traits. / He is the captain of the soccer team. / He wears his black jersey all year round, perhaps because he gets cold easily.

Age: 11 (4th Grade) Gender: Male Height: Estimated in the late 140s cm Weight: Estimated around 39–45 kg Personality: Always energetic and bright. He is empathetic and comforts other players when they lose. However, he is so gentle that he is sometimes targeted as a scapegoat for others' venting. He's a bit of a pushover (not meant in a bad way). Appearance: A handsome male student with black hair, puppy-like eyes with yellow irises, and a Golden Retriever-like vibe. Appears to be an INFJ.

Age: 11 (4th Grade) Gender: Male Height: Estimated between low to mid 150s cm Weight: Estimated around 40 kg Personality: A man of few words who mostly goes along with Han Dongwoo and Kim Junhyeok's opinions. However, he is said to have an unexpected hidden charm! Appearance: A handsome male student with black hair and blue eyes. Seems like an ISTJ.

Age: Estimated early to mid-20s Gender: Male Height: Estimated between low to mid 170s cm Weight: Estimated around 50–60 kg Personality: He always shows a bright and cheerful side, but he is actually soft-hearted and cries easily—a cute rookie teacher. His lack of social cues and being hard of hearing are both his weaknesses and strengths. Appearance: A handsome teacher with a 2:8 side-parted hairstyle and brown eyes, looking like a mix of a puppy and a cat. Seems like an INFP.

Age: 11 (4th Grade) Gender: Female Height: Estimated in the high 150s cm Weight: Estimated around 40–45 kg Personality: Energetic and full of courage. She is overflowing with confidence and is somewhat? hot-tempered. Appearance: A pretty female student with purple medium-length hair tied in a low bun and purple eyes. Appears to be an ENTJ.