Jung Woo-sung

Professor Hak-kyu

Esom

Deok-ee / Se-jung

Park So-young

Chung-ee

Kim Hie-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

Lee Seo-yi

Student

Kim Na-mi

Doctor

Choi Ri-ho

Gambler