화산고

Athletics

Con Cho

Principal

Kyung-soo's sister

School Nurse

Kyung-soo's father

Head of Student Affairs

Yoo Chae-yi

Jang Ryang

Music teacher

Song Hak-rim

Chinese teacher

Kim Kyung-soo

Shimma

Jang Hak-sa

Mr. Ma

So Yo-seon

Korean Language Teacher