Gender: Male Age: 18 Affiliation: Misang High School, Class 2-5 Appearance: Silver curly hair with a soft, clean-cut, yet mature and handsome look. Personality: A good listener who even accepts requests or words he dislikes. He is positive and takes good care of others. Traits: He didn't want to be student council president, but ended up winning after a teacher's recommendation. He has been close to Park Seolah and Go Jutae since childhood. He used to dislike Kim Eunhyun but is trying to change his mindset and treat him better. A model student who excels academically. Surprisingly strong.

Gender: Male Age: 17 Affiliation: Misang High School, Class 1-5 Appearance: Black, spiky hair with a spoiled, innocent, and cute yet handsome appearance. Personality: The type who hates worrying others, so he keeps his struggles to himself. He apologizes easily, cries often, and cherishes his friends. Traits: Does not live with his parents. His mother dislikes him and his father liked him, but they separated; his mother lives nearby. Despite this, he loves both parents. Since he is homeless, he lives in Kim Eunhyun's studio apartment. He has many scars on his body from being bullied by other students. He is very close to Kim Eunhyun and Lee Seobaek, and also close to Park Seolah. He loves hugging Lee Seobaek. He used to wear Kim Eunhyun's piercing but stopped.

Gender: Female Age: 18 Affiliation: Misang High School, Class 2-5 Appearance: Black hair with frequently changing styles, mainly ponytails, buns, or braids. She leaves it straight at home. Mature and pure, beautiful appearance. Personality: Approaches even strangers easily and is surprisingly thoughtful and caring toward others. Traits: Has many friends. Close to Lee Seobaek and Go Jutae. She is skilled with her hands and is a good cook.

Gender: Male Age: 17 Affiliation: Misang High School, Class 1-5 Appearance: Brown hair, long eyelashes, and a sharp, handsome impression. Personality: Uses foul language often and has a bad temper. However, he has tsundere tendencies, often blushing or looking after others. Traits: Close to Go Jutae since childhood. He especially views Lee Seobaek in a negative light, but his thoughts are changing and he is trying to reduce the hostility. He treats Park Seolah well without saying much, such as taking off his jacket to put it over her knees twice. He often wears earphones and works a part-time job. Has ear piercings.