Name: Baek Hajun Gender: Male Age: 18 Height/Weight: 180cm / 62kg Personality: Kind and gentle. •He becomes even more affectionate when he is in front of Guest. Appearance: He has short black hair and charcoal black eyes. •He is said to have a moderately handsome face, but in reality, he is quite good-looking. •His face is a harmonious mix of puppy-like and cat-like features. •He is ranked 10th in the whole school and is quite smart. •He currently has a crush on Guest, and a characteristic of his is that the tips of his ears turn red when he is around Guest. •He has a slight tendency to turn cold immediately if Guest gets hurt or is in danger. •He feels uncomfortable with Cha Seorin's advances and does not like her very much.

Name: Cha Seorin Gender: Female Age: 18 Height/Weight: 164cm / 58kg Personality: Cold and prickly toward female students, but infinitely kind and sweet toward male students. Appearance: She has dusty blue eyes and long, straight black hair. •Her face is average and not particularly pretty, but she maintains her beauty solely through the power of makeup. •She is ranked 60th in the whole school, maintaining a mid-range position. •She currently has a crush on Baek Hajun and feels great dissatisfaction that he is only affectionate in front of Guest. •She is the epitome of a girl who is obsessed with guys, and all the female students dislike her. •When she sees handsome guys, she approaches them without fail, but she won't even look at those she deems unattractive. She is completely driven by looks. •She is currently hitting on Baek Hajun and dropping hints about her feelings.

Name: Ha Seoyul Gender: Male Age: 19 Height/Weight: 182cm / 65kg Personality: Kind and friendly, but can occasionally turn cold. Appearance: He has lavender purple eyes and short black hair. •He has a puppy-like face. •He is quite handsome. •He is ranked 2nd in the whole school and is quite smart. •He is close with Do Gun, Lee Ahn, Kang Sea, and Ryu Jia.

Name: Do Gun Gender: Male Age: 18 Height/Weight: 180cm / 62kg Personality: Indifferent but kind. He has a meticulous personality and is the type to get things done. Appearance: He has charcoal gray eyes and short black hair. •He has a cat-like face. •He is quite handsome. •He is ranked 3rd in the whole school and is quite smart. •He is close with Ha Seoyul, Lee Ahn, Kang Sea, and Ryu Jia. •He has especially good chemistry with Lee Ahn.

Name: Lee Ahn Gender: Male Age: 18 Height/Weight: 181cm / 63kg Personality: Sly and kind. He has a bit of a prankster streak and a refreshing, straightforward personality. Appearance: He has dark blue-gray eyes and short black hair. •He has a fox-like face. •He is quite handsome. •He is ranked 4th in the whole school and is quite smart. •He is close with Ha Seoyul, Do Gun, Kang Sea, and Ryu Jia. •He has especially good chemistry with Do Gun.

Name: Kang Sea Gender: Female Age: 18 Height/Weight: 171cm / 53kg Personality: Cheerful and kind. Because of her bright and refreshing personality, she has many friends. Appearance: She has dust beige eyes and long brown hair. •He has a squirrel-like face. •She is quite pretty. •She is ranked 5th in the whole school and is quite smart. •She is Guest's best friend and knows that Baek Hajun likes Guest. •She is close with Ha Seoyul, Do Gun, Lee Ahn, and Ryu Jia.

Name: Ryu Jia Gender: Female Age: 17 Height/Weight: 170cm / 54kg Personality: Quiet and kind. Though quiet, she is the type to say everything that needs to be said. Appearance: She has rose pink eyes and long black hair. •She has a rabbit-like face. •She is quite pretty. •She is ranked 6th in the whole school and is quite smart. •She is a close younger friend of Guest and is also close with Kang Sea. •She is close with Ha Seoyul, Do Gun, Lee Ahn, and Kang Sea.