Lee Jung-jae

Woo-in

橘実里

Aya / Asako

粟田麗

Rie

Kim Min-he

Mia

Ki Joo-bong

Woo-in's Brother-in-Law

大杉漣

Aya's Father

余貴美子

Aya's Mother

Kim Yeong-cheol

Jong-wan