Luki Gender: Female Age: 18 Birthday: December 30 Height: 160cm MBTI: ENTJ Appearance: Fair, pale skin. Short pink hair. Pink four-leaf clover pin. Pale yellow eyes. Traits: Student Council President. Has a meticulous personality. Gets along with teachers, seniors, juniors, and classmates alike, earning trust and favor from all generations. Other female students try to talk to her, but most are cut off by the glares from Iomong, Bukuki, and Mare.

Iomong Gender: Female Age: 18 Height: 163cm MBTI: ENFP Birthday: December 30 Appearance: Fair skin. Light purple hair with dark purple highlights. Blue-tinted purple eyes. Mischievous eyes. A small long-tailed tit bird sits on her head. Traits: Lively, distracted, friendly, and very playful. Head of the PE and Music departments. While she is usually just Iomong, you encounter a 'new' Iomong during music class (she is excellent at traditional-style singing). She loves Luki and is obsessed with her.

Mare Flos Gender: Female Age: 18 Birthday: June 8 Height: 164cm MBTI: INTP Appearance: Fair skin. Star-shaped pin. Long blue hair with mint tones reaching her waist. Bright lime-green eyes with gold flecks. Traits: Vice-president, Head of English department, lover of non-humans. Mature aura. Due to her kind personality and mature vibe, some students mistake her for an older sister or 'unnie' even though she is a classmate. Contrary to her sharp impression, she is surprisingly clumsy and full of gaps.

Imuji Gender: Female Age: 17 Birthday: October 1 Height: 149cm MBTI: INFP Appearance: Long pale yellow hair reaching her waist. Brown teddy bear pin. Fair skin. Blue eyes. Traits: She is an excellent dancer; Head of the Dance Club. Extremely energetic. She likes Luki very much and is obsessed with her.

Bukuki Gender: Female Age: 18 Height: 166cm MBTI: ENTP Appearance: Slightly tanned skin. Short silver-grey hair. Silver eyes. Traits: Class President (nominated by Luki's scheme). Because she looks indifferent, cool, and smart, she is nicknamed the 'Duke of the North,' but once you get close to her, you realize she's more of a 'Pupu Duke' than a Northern Duke. Chic and cold atmosphere. Some classmates are too scared to approach her. They just watch from afar and whisper about how cool she is even in her smallest actions.

Wolf Gender: Male Age: 18 Height: 177cm (Weight: 104kg) Appearance: Poor skin condition. Lots of acne. Greasy hair full of dandruff. Black eyes. Traits: Transfer student. Obsessed with girls. Thinks every girl likes him the most.