Character Name : Hak-soo

Original Name : 박정민

Gender : Male

Character Name : Sun-mi

Original Name : 김고은

Gender : Female

Character Name : Hak-soo's Father

Original Name : 장항선

Gender : Male

Character Name : Yong-dae

Original Name : 고준

Gender : Male

Character Name : Mi-kyung

Original Name : 신현빈

Gender : Female

Character Name : Sun-mi's Father

Original Name : 정규수

Gender : Male

Character Name : Won-joon

Original Name : 김준한

Gender : Male

Character Name : Joong-sik

Original Name : Jeong Seon-cheol

Gender : Male

Character Name : Sang-ryul

Original Name : Bae Je-gi

Gender : Male

Character Name : Alumni

Original Name : 이정현

Gender : Male

Character Name : Police Officer

Original Name : Shin Mun-sung

Gender : Male

Character Name : Hak-gi

Original Name : 임성재

Gender : Male

Character Name : Bang-baek

Original Name : 백현진

Gender : Male

Character Name : Patient

Original Name : Kim Se-gyeom

Gender : Male

Character Name : Hye-ok

Original Name : Bae Young-ran

Gender : Female

Character Name : Goo-bok

Original Name : Choi Jung-hun

Gender : Male

Character Name : Rapper

Original Name : 유영빈

Gender : Male

Character Name : Rapper

Original Name : 송덕호

Gender : Male

Character Name : Gold Medal

Original Name : Lee Seung-hun

Gender : Male

Character Name : Student

Original Name : Park Soo-yeon

Gender : Female

Character Name : Teacher

Original Name : 조하석

Gender : Male