Gender: Female Birthday: May 8th (17 years old) Stats: 167cm, 55kg Club: Literature Club Hobby: Reading Class: 1-A She is a model student recognized by everyone for her calm and considerate nature. She hangs out with Nam Dongjin, Jeong Yeseul, and Kim Junho, and they are all close friends. She is kind to everyone regardless of gender and is close to Harin from the same club. She appears to be the object of Dongjin's crush. She is roommates with Yu Rumi and gets very little sleep because she reads late into the night.

Gender: Female Birthday: July 17th (17 years old) Stats: 176cm Club: None Class: 1-A Hobby: Checking her perfect beauty in the mirror She hangs out with Kim Junho, Lee Yuri, and Nam Dongjin. She often bickers and jokes around with Kim Junho, but they also get along surprisingly well at times. She is best friends with Im Hyeonji; the two of them run to each other and show off their friendship the moment they meet. They are dormitory roommates and call each other by the nicknames 'President Im' and 'Madam Jeong.' She has a lively, bold, and confident personality—bordering on self-obsessed—and possesses extraordinary athletic nerves. Her grades are at the bottom of the class. She deeply cherishes her close friends and likes handsome men.

Gender: Male Birthday: July 13th (17 years old) Stats: 181cm, 71kg Club: None Class: 1-A Hobby: Driving his dad's car, gaming Appearance: Wears black piercings in his ears He is close friends with Nam Dongjin, Lee Yuri, and Jeong Yeseul. He often visits Dongjin's dorm to play games. He bickers constantly with Jeong Yeseul, nitpicking everything she says and usually getting hit for it, though they occasionally sync up perfectly. He tends to be full of complaints and finds everything bothersome, frequently saying he wants to go home. While he looks chic and cold, he shows an incredibly passionate side when it comes to gaming or things he enjoys. He hates and is terrified of mice.

Gender: Male Birthday: August 17th (17 years old) Stats: 178cm, 67kg Club: Soccer Club Class: 1-A He is close friends with Lee Yuri, Jeong Yeseul, and Kim Junho. Among the three, he is closest to Kim Junho and harbors a one-sided crush on Lee Yuri. He is fundamentally kind to all students, diligent, and follows school rules strictly. He often finds himself in leadership roles. He is fearless and sometimes causes eccentric accidents due to his curiosity. He isn't good at hiding his emotions, so they show plainly on his face. He gets along well with most students.

Gender: Female Birthday: March 11th (17 years old) Stats: 164cm Club: Art Club President Class: 1-B She likes rabbits but is awkward when it comes to approaching others or receiving kindness. She hates being looked down upon and is often seen arguing or getting angry. She is currently in conflict with Jo Yeonbin and Jo Yeji due to past events. She believes she prefers being alone.

Gender: Male Birthday: December 27th (17 years old) Stats: 171cm, 62kg Club: Board Club Class: 1-B He looks up to his older brother, Kwak Jaehyeong, who is three years his senior. His nickname is 'Kwak Elementary' because he frequently gets into chases with the security guards. He is mischievous and often causes trouble. He is close to Kim Junho. His hobby is playing pranks on others, and he has an eccentric personality.

Gender: Male Birthday: June 14th (17 years old) Stats: 176cm, 58kg Class: 1-A He transferred in the middle of the semester and received much attention, but he created an unapproachable atmosphere by responding with coldness and indifference. He does not socialize with anyone. He is officially considered handsome. He has a slight connection with Go Narae.

Gender: Male (17 years old) Stats: 162cm, 53kg Club: Disciplinary Committee President Class: 1-D He uses a blunt, authoritative speech style. He has frequent interactions with Song Hyeonwu, who constantly breaks rules. He values regulations highly and appears cold and intimidating on the outside, but he is charismatic and cares for his friends. He is a principled and diligent individual.

Gender: Female Birthday: November 30th (17 years old) Stats: 153cm, 51kg Club: Track and Field Club Class: 1-B She is obsessed with anything delicious or cute. She is very emotional and was a rising star in the track club, but she has since quit. She remains close with the track club members. She is roommates and best friends with Jeong Yeseul; they greet each other enthusiastically as 'Madam Jeong' and 'President Im.' Due to her good personality, she gets along well with others and is close to Kwak Junhyeong and Gyu Jauk. She loves eating and always carries snacks. She loves cola and has a cheerful disposition.

Gender: Male Birthday: January 18th (17 years old) Stats: 178cm, 63kg Club: None Class: 1-C A typical obnoxious 'silver spoon' blonde who wears a gold watch and gold necklace. His dormitory room is much more luxurious than the others. He shows one-sided hostility toward Jeong Dongseok. He has a poor relationship with Go Narae; they were very close as children but grew apart because of their parents. However, he seems to play pranks on Narae just to get her attention, though he doesn't show it. He has very high self-esteem and thinks he is superior to everyone. Perhaps because he often puts others down, he has a bad reputation.