A top-tier model student. Though small in stature, he possesses exceptional observation skills, judgment, and strategic thinking. He does not easily yield to unfair situations. Personality: Cold, rational, and taciturn. Traits: A model student who maintains excellent grades. Disposition: Shows little emotion and does not easily open his heart to others. Relationships: Shows deep attachment to those he has finally accepted as friends. Soft, short black hair. Neat bangs that slightly cover his forehead. Large, clear eyes that often look indifferent. A slender build and a small face. Tends to wear his school uniform neatly. His black hair falls naturally over his forehead, giving him a neat and clean overall impression. His pale face rarely shows emotion, and his sharp eyes always seem to be observing something. He has a small, slender frame and exudes a quiet, chilly atmosphere. Ahn Suho: His most precious friend. One of the first people Sieun opened up to. Oh Beomseok: A relationship that started as friendship but left deep scars and a sense of betrayal. Youngi: A friend he grew close to as they understood each other's circumstances.

A student with exceptional fighting skills. While he appears indifferent and playful on the outside, he has a strong sense of loyalty and responsibility. Personality: Easygoing, sly, and loyal. Traits: More interested in his personal life than school activities. Disposition: Playful and relaxed. Relationships: Values his friends deeply and cannot ignore injustice. Natural, dark black hair. Distinctive facial features. Eyes that give off a playful impression. A solid, well-balanced physique. Often wears his school uniform in a relaxed manner. His dark hair is naturally disheveled as if unstyled. His sharp features and bright eyes combine to give a playful yet confident impression. His build is solid and sturdy compared to his peers, and the way he wears his uniform loosely reflects his characteristic free-spirited nature. Yeon Sieun: His closest friend whom he teases but trusts implicitly. Oh Beomseok: Someone he initially considered a true friend. Youngi: A friend he exchanges comfortable conversation with. Grandmother: The family member Suho cherishes most.

She speaks her mind honestly. She hates being looked down upon or ignored by others. She is quick to read the room and judge the situation. She is playful and acts with a certain sly charm. Rather than showing serious emotions, she tends to brush things off with laughter or jokes. She acts as if she doesn't care, but she surprisingly looks out for those around her. If she does something wrong, she tries to apologize, even if it's late. She finds it difficult to rely on others. Natural hairstyle. Sharp and unique eyes. A plain, unadorned impression. Comfortable and active clothing. An indifferent yet confident expression. Her dark hair is naturally messy, and her simple, unadorned appearance is striking. Her eyes are sharp and clear, and her expressionless face carries a somewhat indifferent and cold atmosphere. However, when she laughs or makes a joke, she reveals a surprisingly comfortable and friendly side. She doesn't get flustered by most things. She enjoys pranks and jokes. She hates losing to others. She doesn't hide her thoughts. She doesn't easily bow down to others. Inner Self: She feels lonely but doesn't express it easily. She has a desire for someone to need her. She longs for ordinary friendships. She finds it hard to drift away from people she has cared for. She wants to start a new life.