Casts
Kim Ji-soo
as Yong-bi
Suho
as Sang-woo
Ryu Jun-yeol
as Ji-gong
Kim Hee-chan
as Doo-man
Kim Dong-wan
as Yong-bi's Older Brother
Kim Jong-soo
as Chief Oh
Choi Jun-young
as Detective Choi
Lee Joo-sil
as Sang-woo's Grandmother
Moon Hee-kyung
as Ji-gong's Mother
Yoo Ha-bok
as Doo-man's Father
