Lee David

Seung-ho

Sohn Su-hyun

Yeowoobi

Park Jeong-min

B-Gen

Park Ki-woong

Yeo-wool

Nam Gyu-ri

Shi-wa

Kim Su-an

Soo-Min

Park Mi-hyun

Soo-Min's mother

Hwang Byeng-gug

Head of Department

Kim Dong-young

Yang A-Ri

Lee Hyun-woong

Biru

Kwak Do-won

Lee Jin-hee

Boss