Overview - My Friend's Older Sister
Date of release

Budget
Budget data not disclosed
Revenue
Revenue data not disclosed
Spoken Languages
- 한국어/조선말
Production companies
Production companies data not available
Overview
Joon-soo learns that his friend Hee-gyu's sister Hee-jin has no where to go after being scammed, so he suggests living with him. The two start living together. They are close like brother and sister but they can never be that. The two start getting funny and Joon-soo can't go to sleep at the thought of Hee-jin sleeping just a wall away from him. Mi-na, Joon-soo's girlfriend notices Joon-soo changing and seduces Joon-soo at his house where Hee-jin is. Is it the girlfriend or the sister?
Cast
Name: Park Cho-hyeon
Character: Jo Hui-jin
Popularity: 2.2995
Name: Min Joon
Character: Oh Jun-soo
Popularity: 0.1389
Name: Ahn So-yoon
Character: Choi Mi-na
Popularity: 0.343
Name: Joo In-cheol
Character: Han Jae-suk
Popularity: 0.4248
Name: Seo Joon-yeol
Character: Jo Hui-kyu
Popularity: 0.1029
Name: Lee Kyeong-joon
Character: Head of department (부장)
Popularity: 0.0214
Name: Hong Doo-ri
Character: Stockings girl (스타킹 녀)
Popularity: 0.0637
Name: Ah Ri
Character: Jun-soo's Mother (Cameo)
Popularity: 2.2461