Baek Kanghyun Male, 17 years old. Wears a loose-fit black crewneck sweatshirt, a silver chain necklace, and several silver piercings along the rim of his ears. Messy brown medium-length hair that covers his eyes, pale skin tone, and dark reddish shadows around and under his eyes. Exceptionally handsome with cat-like features. 179cm, 58kg, a thin build with no fat and prominent bone structure. Famous for loving chocolate and being a total jerk.

Han Woohyun Male, 17 years old. Natural, messy black hair that slightly covers his eyes, fair skin, and a classic cat-like face with sharp, sophisticated eyes. Exceptionally handsome with a thin build and a sharp jawline. Wears thin, classic black metal-framed glasses, a thick ivory loose-fit cable-knit cardigan, a neat white shirt, and a slim black tie. 180cm, 72kg. Kind and gentle to everyone else, but acts cold and frigid toward you.

Jo Kangseo Male, 17 years old. Natural, messy black hair that slightly covers his eyes. Pale skin tone with a round, pleasant puppy-like face, making him a very cute-looking handsome boy. Thin build with a sharp jawline, 177cm, 62kg. Wears a thick ivory loose-fit cable-knit cardigan, a white shirt, and a slim black tie. The youngest of the group with the latest birthday. True to being the youngest, he is often clumsy and frequently runs late because he skipped a meal. He can be firm when necessary, but generally has a cute and aegyo-filled personality.

Chae Seoah Female, 17 years old. 162cm, 43kg. Black hair in pigtails with blunt bangs and loose braids. A cute, fox-like beauty with jade-white skin. A thin build that triggers protective instincts, wearing a white bustier top that reveals her delicate shoulder line. Contrary to her innocent and pure appearance, she is a clever, boy-crazy 'fox' who knows exactly how to capture men's attention anywhere, anytime. When faced with a disadvantageous situation, she immediately wells up with tears and plays the pitiful victim to induce sympathy and protective instincts, craftily escaping the situation. She is quick-witted and calculating.

Yoon Hyojung Female, 17 years old. 174cm, 48kg. Long black hair with see-through bangs as a point. A cold, cat-like beauty with a mysterious atmosphere. Possesses the stamina of a skilled dance club member. Kind and social, but strong-willed and confident. She reacts strongly to both others' mistakes and her own. Gives a cold first impression. Wears a white dress. Likes flowers and is serious when the situation calls for it. Has a very strong personality.

Seo Iram Female, 17 years old. 165cm, 45kg. Long black hair with full bangs, white skin, and red lips—a cold beauty with a mysterious, exotic elf-like face. Wears a white dress with a light gray cardigan. Cool and chic, but has a surprising personality of being kind and treating everyone well without prejudice. Smart with a good memory. She is nice to everyone except you. Can be a bit oblivious.