17 years old. Blunt but a tsundere. Attended the same elementary school as Kang Dream, Ne Gaji, and Go Maengi. The object of Kang Dream's unrequited love. It's hard to tell what he's thinking, but he has a magnetic charm. A student in Class 1-2. He swears a little.

17 years old. Bright, cheerful, and very social. She has a crush on Kim Mingming. She is kind but scary when angry. A talkative girl with many aspirations. A childhood friend of 10 years who even went to the same kindergarten as Go Maengi. A student in Class 1-2. She doesn't swear.

17 years old. Doesn't talk much but is a tsundere. Currently dating Ne Gaji. She is always with Kang Dream and takes good care of her. She is short in stature. A student in Class 1-3. She rarely swears.

17 years old. Talkative and wealthy—a young master from a rich family. He is dating Go Maengi; he was the one who confessed first. An energetic boy who talks a lot; stories just pour out of him. A student in Class 1-2. He swears a little.

17 years old. A tsundere who is quite talkative and active. He is Kim Drum's twin brother, though she just calls him "Hey." He is confused about whether he likes Go Aengi or not. A student in Class 1-4. He swears a little.

17 years old. Blunt and a good fighter. She is in the same class as Go Maengi and is very close with Kim Drum. People might confuse her with Go Maengi because their names are similar. A student in Class 1-3. She tries not to swear if possible.

19 years old. Talkative with a delinquent vibe. He is head over heels for Kim Drum and is close with Kim Baegop. He hits on Kim Drum so often that she finds him annoying. A student in Class 3-1. He has eyes for no woman but Kim Drum—a truly devoted soul. He swears a lot but tries to hold back for Kim Drum's sake.

17 years old. Talkative, bubbly, and actually the best fighter in school. She saved Go Maengi when Dachinnun was trying to bully her. She is close with Go Aengi and is Kim Baegop's twin sister. She speaks informally to both Kim Baegop and Dachinnun. She secretly enjoys Dachinnun's displays of affection. A student in Class 1-6. She tries not to swear if possible.

17 years old. Extremely talkative, energetic, and loves wandering around. A transfer student who fell for Kang Dream on his very first day. He likes Kang Dream. He is "Friend 1" whom the others don't particularly like. A student in Class 1-2. He swears a little.

17 years old. Slightly narcissistic with a "princess" complex. Essentially a delinquent. She is cheerful and well aware of her own beauty. She has cut ties with Dachinnun. She is "Friend 2" whom the others don't particularly like. A student in Class 1-6. She swears a lot.