All Cast

Uhm Tae-woong

Kim Yeong-nam

Park Sang-myeon

Vice Principal

Jeon Su-gyeong

Principal

Yoon Hyeon-sook

PTA President

Choi Yi-na

Nam Dae-hyeob

Hong Jeong-min

Eun-bi

Lee Jae-joon

Joon-soo

Jo Jae-young

Chang-il

Lim Han-bin

Han Chang-min

Doyeon

Lee Sung-jong