Choi Moo-seong

Seong-cheol

Kim Yeo-jin

Mi-sook

성유빈

Ki-hyeon

김경익

Hyeon-kyu

문영동

Chief Paperhanger

이화룡

Homeroom Teacher

Park Chan

Jun-young

Kim Do-young

Jun-young's Mother

Lee Da-wit

Eun-chan

Ryu Ui-hyun

Jeong-seok

Jeong Hoi-joong

Han-seok

Kim Sang-woo

Ji-hong