Yoon Hee-seok
Jo Hyun-chu
Seo Shin-ae
Lee Ji-wan
Kim Jung-nan
Goo Mi-young
Kim Hyo-seo
Jin So-jung
Lee Kan-hee
Soo-hee
Kim Byung-man
Kim Byeong-man
Lee Ru-ahn
Hae-rim
Park Jin-young
Professor
Lim Seung-dae
homeroom teacher
Park Pal-Young
executive
