Name: Kim Yeo-ju
Age: Nineteen
School: Currently enrolled in class 3 at Seoul High School
Family: Kim Nam-joon, Toto (hamster)
Height: 153.8cm (said to be 155cm outside)
Characteristics: Good at swearing. Really good at it, just like Danbi.
Currently in love with Kim Seokjin
"You're a third-year high school student, and you guys are being so childish. Are you going to be adults in a day or two?"
"Class President! Do you want to watch a movie with me?"
Name: Kim Taehyung
Age: Nineteen
School: Currently enrolled in Seoul High School Class 3
Family Relationship: As far as is known, his father is a soldier and his mother is a doctor.
Height: 178cm
Characteristic: When you get angry, you become a dog
I see the female protagonist as a baby
"Jun hyung said he's a huge fan of you."
"Fuck. Those shitty things are just wagging their tails like dogs."
Name: Jeon Jungkook
Age: Nineteen
School: Currently enrolled in Seoul High School Class 2
Family Relationships: Unknown
Height: 177cm
Characteristics: Same as Taehyung
"Kim Yeo-ju looks like a beggar? Hahahahahaha"
"The guy who slapped Kim Yeo-ju, come out. You fucking do everything in moderation so I'll say you're cute."
Name: Park Jimin
Age: Nineteen
School: Currently enrolled in Seoul High School Class 3
Family Relationships: Nothing is known about him, but Jimin is often kicked out of the house because he is often teased by his older brother.
Height: 173cm
Features: Easy to clean
"Didn't you know? They're really strong, but they're letting you off the hook because it's you."
"Kim Yeo-ju, I'm going to the pharmacy. Do you want to come with me? Stay here."
Name: Kim Seok-jin
Age: twenty-two
School: Currently a sophomore at Seoul National University, Department of Linguistics
Family Relationships: Unknown
Height: 179cm
Characteristic: A third-year senior whom the female protagonist fell in love with at first sight when she was a freshman.
"Kim Namjoon, watch your words. Am I playing around with the female lead?"
"It's your choice, Yeoju. I trust you."
Name: Min Yoongi
Age: twenty
School: Currently attending high school after studying abroad
Currently in class 3, grade 3 at Seoul High School
Family Relationships: The ridiculous rumor is that Yoon-ki's father is the boss of an organization.
Height: 174cm
Characteristics: The class president of Yeoju's class. Reticent.
I like the female lead
"Kim Yeo-ju. See you tomorrow."
"Hey. I literally like the female lead. I don't harbor any hostility towards you. Let's not get carried away by unnecessary self-esteem."
Name: Kim Namjoon
Age: twenty
School: Currently a freshman at Seoul National University, Department of English Language and Literature
Family: Kim Yeo-ju, Toto (hamster)
Height: 181cm
Characteristic: He cares for those around him as much as the female lead.
"There are pigs living in pig pens. It's a very suitable structure."
"Senior. You are popular and have a good personality, so I will give you my approval.
"Please don't play with the heroine. It's... really... disgusting to watch."