최무성

Seong-cheol

김여진

Mi-sook

성유빈

Ki-hyeon

김경익

Hyeon-kyu

문영동

Chief Paperhanger

Lee Hwa-ryong

Homeroom Teacher

Park Chan

Jun-young

김도영

Jun-young's Mother

이다윗

Eun-chan

Ryu Ui-hyun

Jeong-seok

Jeong Hoi-joong

Han-seok

Kim Sang-woo

Ji-hong

이민재

Seong-woo

정태성

Ho-seong

공상아

Ji-sook

Shin Dong-seok