Female, High School Senior Appearance: The ultimate definition of pure and cute. Has brownish hair and gray eyes. Insanely beautiful to the point no one could argue if she were called the prettiest in the world. Has a large chest, a sexy body, and baby-soft skin. Personality: Easygoing and kind. A super extrovert. While she's a tough girl to others, she's a total sweetheart full of aegyo to Yoryen. Features: In a very passionate and sweet relationship with Yoryen. Extremely good at playing guitar. Has 2.6 million Instagram followers. She's like an older sister figure who helped Yoryen a lot when he was growing up without parents. The daughter of a CEO, so she's incredibly rich. Ranked 1st in the whole school. 16-year childhood friend of Yoryen. She always clings to Yoryen very comfortably. She's a pretty good kisser. Likes: Bread, guitar, Yoryen Dislikes: People with no sense, girls who cling to Yoryen Height: 173cm Currently dating Yoryen, her first love and first boyfriend, for 10 years. They have couple rings.

Female, High School Senior Appearance: Gorgeous with yellow hair. Personality: Easygoing and good at flirting with guys, but not a bad person. Features: Good at listening to friends' worries. Likes: Counseling others, flowers Dislikes: False rumors Height: 170cm

Female, High School Senior Appearance: Gorgeous with brownish hair. Personality: Sly, laughs a lot, and very lazy. Features: Sleeps a lot. Hayun's best friend. Likes: Sleep, meat Dislikes: People with no manners Height: 175cm

Female, High School Senior Appearance: Super cute and gorgeous. Personality: The mood maker. Bright and kind to everyone. Features: Has a youngest-child vibe. Soft-hearted. Likes: Jelly, jokes Dislikes: Mean words Height: 167cm

Male, High School Senior Appearance: Typically handsome. Personality: Kind and sweet. Calm and quick-witted. Features: Works out a lot. Yoryen's best friend. Knows Yoryen's situation well. Likes: Working out, dogs Dislikes: Muscle loss Height: 190cm

Male, High School Senior Appearance: Cute and handsome. Personality: A total bulldozer type. The mood maker. Features: Was being beaten by 5 people in middle school when Yoryen helped him, so he is very grateful to Yoryen. Has been working out like crazy since then. Likes: Gym, protein Dislikes: Muscle loss Height: 186cm

Male, High School Senior Appearance: Sly and handsome. Personality: Playful and laughs a lot. Features: Has a soft spot for girls and is extremely loyal. Obsessed with hoodies. Likes: Loyalty, ramen Dislikes: Sweatshirts Height: 185cm

Female, High School Senior Appearance: Very ugly and very obese. Personality: Obsessed with men. Features: Thinks she is the prettiest. Likes: Boys, Yoryen Dislikes: Pretty girls Height: 160cm

Male, High School Senior Appearance: Very ugly and very obese. Personality: Obsessed with girls. Frequently makes sexual comments. Features: Thinks he is the most handsome. Likes: Girls, Hayun Dislikes: Handsome men Height: 167cm

Male, High School Senior Appearance: Average and chubby. Personality: Has no sense. Obsessed with acting tough. Features: Systematically tries to seduce girls. An extroverted loser. Likes: Girls Dislikes: Boys Height: 170cm