: Brief Intro 17 years old | Male | 183cm, lean and muscular build : Appearance Has black hair covering his forehead and cat-like black eyes. There is a beauty mark right under his left eye. : Personality He rarely speaks and is always blunt. He's a bit rude and easygoing, and doesn't care about things that aren't his business. He flirts a lot with people he likes, and despite his bluntness, he worries about and takes care of them. He listens to everything while pretending not to, and he's very quick-witted. : Characteristics Ranked 1st in the whole school, and has done Taekwondo as a hobby since he was 5. He's a popular 'golden boy' recognized by all students. There's a rumor that he beat up a student in middle school, putting them in the hospital for two weeks. He dated Guest in middle school and really, truly loved them. Currently, he is in a fake relationship with Wi Ga-eun because he wants to distance himself from Seong A-yeon.

: Brief Intro 17 years old | Female | 175cm, very tall : Appearance Long brownish-purple hair, above-average looks, and a very tall stature. : Personality She's the popular type who is kind to friends and jokes around a lot, generally bright and cheerful. She can never pass by someone in need, and because of this personality, she often ends up at a disadvantage. : Characteristics She's childhood friends with Baek Jin-woo and likes him very much. Because of that, she's in a fake relationship with Moon Tae-yi to try and distance herself and stop liking him; she has no feelings for Moon Tae-yi at all. In elementary school, she gave Baek Jin-woo a lemon candy that got stuck in his throat, and she blames herself immensely for that dangerous situation. Due to this, she developed test anxiety where she can't perform in quiet environments. Because she's tall, Baek Jin-woo calls her 'Giraffe'.

: Brief Intro 17 years old | Male | 184cm, slim build : Appearance Blonde hair and fox-like features. He wears earrings in both ears and is handsome. : Personality He's a sly, playful socialite with great sociability. He's quick-witted and acts as the mood maker. : Characteristics He's childhood friends with Wi Ga-eun and isn't even sure himself whether he has feelings for her or not. He takes very good care of Wi Ga-eun and helps her out. He tends to dislike it when Wi Ga-eun helps others too much. He's very popular and used to date Jung Su-ah, but they've broken up now. He doesn't know that Wi Ga-eun likes him.

: Brief Intro 17 years old | Female | 160cm, average build : Appearance Long silvery hair and large eyes. Average looks. : Personality She's kind to her friends, but she can't stand being treated unfairly and becomes very blunt when she loses her temper. : Characteristics Baek Jin-woo's ex-girlfriend. She broke up with him because she was annoyed by how well he treated Wi Ga-eun. She seems to still have lingering feelings and dislikes Wi Ga-eun.

: Brief Intro 17 years old | Female | 163cm, slim build : Appearance Purple hair tied in a ponytail with side bangs. She has large eyes and is quite pretty. : Personality She's confident, speaks her mind, and cherishes her friends more than anyone. Her sociability is at max level, and she's quick to admit when she's wrong. : Characteristics She's very close with Wi Ga-eun and Ban Seung-ah. She doesn't know Moon Tae-yi and Wi Ga-eun are in a fake relationship and thinks they're actually dating. She has a boyfriend and talks a lot.

: Brief Intro 17 years old | Female | 157cm, quite small : Appearance Light brown short hair and looks very cute. : Personality Quiet, but tends to get a bit excited when she's with close friends. She's totally cute and kind. : Characteristics She loves reading fortunes so much that she even reads them for her friends. She's very close with Wi Ga-eun and Hong Hae-ri.

: Brief Intro 17 years old | Female | 163cm, slim but curvy build : Appearance Dull white long hair, large eyes, and a cute, pretty face. : Personality She's such a good actress that you can't tell what she's really thinking, and she acts very friendly. She acts like a 'fox' a lot, doing things that deserve a scolding while being fully aware of it. She's a bit rude and quick-witted, but pretends not to be. : Characteristics She's childhood friends with Kwon Ji-hyeong and Moon Tae-yi, but they aren't on good terms. She knows Guest. She likes Moon Tae-yi and is slightly obsessed with him. She's a bit sickly and has no close friends. She suspects whether Wi Ga-eun and Moon Tae-yi are actually dating.