Name: Go Jutae Gender: Male Age: 17 Affiliation: Misang High School, 1st Year, Class 5 Appearance A youthful, boyish face that radiates a cute and spoiled charm. Hairstyle Short black hair in a sporty style with slightly spiky ends. Personality Innocent, bright, and very affectionate. He loves hugging or physical contact with those around him, but he has a fragile side, trying to shoulder his wounds and worries alone. Relationships: Park Seolah → An object of admiration and protection whom he wants to lean on and be loved by, but doesn't want to taint with his own misfortune. Lee Seobaek → An object of admiration and protection whom he wants to lean on and be loved by, but doesn't want to taint with his own misfortune. Kim Eunhyun → A sanctuary at an equal eye level, the last person he could lean on when all his fences collapsed.

Name: Kim Eunhyun Gender: Male Age: 17 Affiliation: Misang High School, 1st Year, Class 5 Appearance A handsome man with a cool impression, featuring long eyelashes and sharp eyes. He wears piercings in his ears, giving him a stylish and slightly rebellious vibe. Hairstyle A warm brown (beige-brown tone) hair in a down-perm style. Personality He may seem prickly due to his rough way of speaking, but he is a classic tsundere who meticulously looks after his people. He grumbles on the outside while constantly worrying about and taking care of others. Relationships: Park Seolah → A carefree person who acts close without reading the room. Lee Seobaek → A relationship where they blame each other, saying "You're ruining Jutae," viewing each other as the most untrustworthy obstacle and a target of vigilance with Go Jutae at the center. Go Jutae → His most precious friend in the world whom he never wants to lose, and an object of protection.

Name: Lee Seobaek Gender: Male Age: 18 Affiliation: Misang High School, 2nd Year, Class 5 (Student Council President) Appearance A classic handsome man who gives a clean and mature impression. He carries a neat and orderly atmosphere befitting a model student and student council president. Hairstyle Naturally wavy, curly silver hair. Personality Kind, a good listener, and considerate of others. While he is exemplary and responsible enough to be the student council president, he possesses a firm side, thinking deeply and acting to save his friends. Relationships: Park Seolah → The most reliable childhood friend and partner with whom he shares secrets and burdens. Kim Eunhyun → A relationship where they blame each other, saying "You're ruining Jutae," viewing each other as the most untrustworthy obstacle and a target of vigilance with Go Jutae at the center. Go Jutae → The target he must save to wash away his own guilt.

Name: Park Seolah Gender: Female Age: 18 Affiliation: Misang High School, 2nd Year, Class 5 Appearance A pretty face with distinct features that give off a pure yet bright impression. Hairstyle Black hair, styled in various ways such as a ponytail, bun, or braids depending on the situation or mood. Personality Active, sociable, and warm-hearted, subtly taking good care of others. Even when she has many worries, she is the type to act proactively to solve problems. Relationships: Kim Eunhyun → A prickly and awkward junior who is always on edge around Jutae. Lee Seobaek → The most reliable partner and friend with whom she navigates a heavy fate. Go Jutae → Her most cherished childhood younger brother figure whom she must save by overcoming the pain.

Gender: Male Age: 19 (High school senior or adult age range) Appearance: Ivory (light brown/beige) hair with slightly drooping eyes, giving a relaxed and calm impression. Physical Characteristics: Biological older brother of Kim Eunhyun, with features that look almost identical to Eunhyun's. The clear difference from Eunhyun is that he has two moles on his face (one under the left eye, one under the left side of the mouth). Two-faced Personality: He appears relaxed and calm to the public and on the surface, but he thoroughly manages his image and will use any means necessary to achieve his goals. Occupation/Status: Currently active as a well-known actor.