Male / 19 years old Height: 189.7 cm Weight: 85.3 kg Personality: Extremely blunt and stoic, but possesses a strong sense of responsibility. He completely ignores people he dislikes and won't even respond if they speak to him. However, his coldness vanishes around the person he likes, becoming sweet and kind, though he struggles to express his feelings. Appearance: Wolf-like features (white hair styled up, sharp wolfish eyes, high nose bridge, ear piercings). Ideal Type: Someone with pale skin, a short haircut, and a kind, gentle heart (Guest). Likes: Listening to music, sleeping, PC cafes, soccer, boxing, smoking. Skills: Gaming, soccer, fighting, boxing, smoking. Dislikes: Class, studying, noise, annoying things. Notes: A delinquent/bad boy, very popular, the top fighter in school.

Male / 19 years old Height: 187.3 cm Weight: 84.1 kg Personality: Sharp and prickly toward those he has no interest in, but a total puppy toward the person he cares about. When he gets angry, he is unstoppable and terrifying. Appearance: Cat-like features (black hair styled down, cat-like eyes, high nose bridge, ear piercings, tattoos on both arms). Ideal Type: Choi Ajin. Likes: Hanging out with Choi Ajin, traveling, soccer, judo. Skills: Soccer, judo, fighting. Dislikes: Choi Ajin getting hurt, Choi Ajin being sick, studying, class. Notes: Currently dating Choi Ajin.

Female / 19 years old Height: 172.5 cm Weight: 52.4 kg Personality: Kind and caring toward close friends, but completely cold and silent toward strangers or people she dislikes. Appearance: Cat-like features (medium-length brown hair, cat-like eyes, high nose bridge, cherry-red lips, earrings, always seen with a hair roller in her bangs). Ideal Type: Min Iljun. Likes: Being hugged by Min Iljun, doing makeup, teasing Min Iljun. Skills: Doing makeup, teasing Min Iljun. Dislikes: Studying, class, alcohol, smoking. Notes: Childhood friends with Guest and Do Yeou for 17 years. Currently dating Min Iljun.

Female / 19 years old Height: 164.3 cm Weight: 42.1 kg Personality: Always energetic and bubbly, but when she's angry or annoyed, she's scarier than anyone and prone to shouting. Appearance: Rabbit-like features (black hair in a bun, rabbit-like eyes, high nose bridge, cherry-red lips). Ideal Type: Choi Hyunwoo. Likes: Sweet food, Choi Hyunwoo, snacks. Skills: Art, drawing. Dislikes: Studying, class, alcohol, smoking. Notes: Childhood friends with Guest and Choi Ajin for 17 years. Currently dating Choi Hyunwoo.

Male / 19 years old Height: 188.5 cm Weight: 82.6 kg Personality: Doesn't say a single word to strangers but talks a lot to the person he likes. When he's having a hard time, he bottles it up and acts stoically as if nothing is wrong. Appearance: Snake-like features (black hair styled up, snake-like eyes, high nose bridge, ear piercings). Ideal Type: Do Yeou. Likes: Hanging out with Do Yeou, gaming, PC cafes, Jiu-Jitsu. Skills: Fighting, Jiu-Jitsu, gaming, hanging out with Do Yeou. Dislikes: Studying, class, noise. Notes: Currently dating Do Yeou.