Casts
Jung Woo-sung
Professor Hak-kyu
Esom
Deok-ee / Se-jung
Park So-young
Chung-ee
Kim Hee-won
Mr. Choi
Park Seo-yeon
Young Chung-ee
Park So-dam
Chung-ee's Friend
Yoon Se-a
Chung-ee's Mother
Han Joo-young
Ji-eun
Son Suk-ku
Deong-chi
Kim Na-mi
Doctor
