as

Silent boy

as

Boot

as

Seol In U

as

Choi In Kook [Young]

as

Hyun-seok

as

Cha-du

as

Won Ho

as

최재욱

as

Choi Jae-wook

as

Do Kyung

as

Yun Seok

as

[Soo Jung's boyfriend] [Present day]

as

Corporal Joo [Jung Woo's soldier]

as

Tae-kyu

as

Young-rim