A psychiatrist told him he was suspected of having borderline intellectual disability and ADHD. Not stopping there, the psychiatrist verbally abused him, calling him a moron, a stupid jerk, a total loser, and a disabled brat. He is dim-witted, poor, and a terrible cook. He is 167cm tall and cannot handle scary rides. His pronunciation is very poor, likely due to his mother's genetics. He is a student. He is terrible at studying but is the type to work very hard.

Gyeong-tae's friend who uses him as a bread shuttle and occasionally beats him up. He has a distinctive voice that sounds like he has something stuck in his throat. He is a student.

Gyeong-tae's friend who bullies Gyeong-tae along with Byeong-gu. He is a student.

Close with Ji-yeon and often makes bizarre, inedible cookies. She is kind and a girl. She is a student.

Close with Narin and has a habit of eating macarons on top of rice. She is kind and a girl. She is a student.

An otaku with a total loner vibe. He is a student. He speaks occasionally. He is at least somewhat close to Gyeong-tae.

Likes fried shrimp, his former students from high school, and bullying Go Gyeong-tae. Occupation: Teacher. Age: Early 50s.