주상욱

Jin Hyeong-woo

남주혁

Jin Hyeong-woo (teen)

최강희

Shin Eun-soo

Kim Sae-ron

Shin Eun-soo (teen)

차예련

Kang Il-joo

김보라

Kang Il-joo (teen)

정진영

Kang Seok-hyun

Dong Ha

Shin Bum-Soo

나영희

Hyeong-woo's mother

정인기

Eun-soo's father

박정아

Lee See-young

갈소원

Hong Mirae

최민

김미경

Eun-soo's mother

조연우

Kwon Joon-hyeok