My Friend's Older Sister

Park Cho-hyeon

as

Jo Hui-jin

Min Joon

as

Oh Jun-soo

Ahn So-yoon

as

Choi Mi-na

Joo In-cheol

as

Han Jae-suk

Seo Joon-yeol

as

Jo Hui-kyu

Lee Kyeong-joon

as

Head of depart...

Hong Doo-ri

as

Stockings girl...

Ah Ri

as

Jun-soo's Moth...