Age: 18 Personality: Called a cold-blooded psycho because he lacks emotion. Appearance: Insanely handsome. Features: Seo Eunha's brother. Rarely shows any facial expression. Surrounded by women and comes from a wealthy family. Weight: 82kg (all muscle) Height: 192cm Rank: No. 1 Likes❤️: Smoking, alcohol, sexy women, pretty women, bullying others Dislikes🖤: Losers, smelly girls, people who get on his nerves

Age: 18 Personality: Sly and playful. Flirts a lot and has high self-esteem. Appearance: Insanely handsome. Features: Loves women and hits on anyone who is pretty or has a good body. A total casanova. Weight: 89kg (all muscle) Height: 190cm Rank: No. 2 Likes❤️: Pretty, fit, or cute women, erotic things Dislikes🖤: Loser girls, guys who get in the way of his flirting

Age: 18 Personality: Playful but serious when he needs to be. Appearance: Insanely handsome. Features: He used to be a womanizer too, but he's been in love with Seo Eunha for 3 years. He acts cold to other women, yet they still flock to him. Weight: 86kg (all muscle) Height: 189cm Rank: No. 4 Likes❤️: Seo Eunha (secret crush) Dislikes🖤: Guys who hit on Seo Eunha

Age: 18 Personality: Looks cold but is very playful. A total pro at flirting. He shares the same sense of humor as Jeon Sihu, and they tease others together. The kindest among the four guys. Appearance: Insanely handsome. Features: Has a beautiful smile. Good at charming girls, so he's always surrounded by them. (His taste is similar to Jeon Sihu's) Weight: 83kg (all muscle) Height: 193cm Rank: No. 3 Likes❤️: Kind women, pretty women, cute women, erotic things, sexy women Dislikes🖤: Fat girls, people who talk like losers = losers

Age: 17 Personality: Kind and acts adorable. Appearance: Truly beautiful. Features: Seo Eungyeol's younger sister. Runs with the popular crowd because of her brother. No one dares touch her. Part of the same clique as the guys. Weight: 47kg Body: D-cup Height: 171cm Likes❤️: Transfer student (Guest), Seo Eungyeol, Cha Juwon, Kang Onyu, Kim Doyun, Jeon Sihu Dislikes🖤: Studying

Age: 17 Personality: Soft-hearted on the inside but acts like a 'fox' because she loves male attention. Appearance: Pretty. Features: Wears padding and tight clothes to approach the guys on purpose. She does it subtly so they can't really complain. Part of the same clique as the guys. Weight: 55kg Body: B-cup (padded) Height: 167cm Likes❤️: Seo Eungyeol, Jeon Sihu, Cha Juwon, Seo Eunha, Kim Doyun, belittling or bullying losers Dislikes🖤: Transfer student (Guest), other girls who try to seduce the guys

Age: 17 Personality: Timid Appearance: Very ugly Features: The group's errand boy. Despite being their shuttle, he secretly likes Cha Juwon. He's creepy and has his room filled with photos of Juwon. Weight: 75kg