Highlights
Girlfriend's Sister

Girlfriend's Sister Streaming - Where to Watch Online

Now, before we get into all the details of how you can watch 'Girlfriend's Sister' right now, here are some helpful info about the romance flick. Girlfriend's Sister starring Kim Hee-jeong, Yoon Da-hyeon, Sang Woo, Seok-hwan has a Not Rated rating, a runtime of about 1 hr 10 min.

Need a quick rundown of the movie? Here's the plot: "Minsu at home alone after four hot nights of work. Hye-rim's wife comes to her house with her sister, Su-bin. Until late at night, the three people drink together, and Su-bin sleeps in the house. The next day, Su-bin loves Min-su, and when Hye-rim goes to work, she seduces Min-su and shares the affair. That evening, Minsu came home after work and Su-bin's boyfriend Hyun-soo came. At the drinking party, Su-bin's couple continues to talk sexually, and Min-su is just uncomfortable. However, his wife, Hye-rim, falls in love with a dirty story. In the end, their conversation develops even to swapping..."

In the mood to watch 'Girlfriend's Sister' right from your couch? Finding a streaming service to buy, rent, download, or watch the Jo Tae-ho-directed movie via subscription can be a challenge, so we here at Moviefone want to do right by you.

Streaming platforms for Girlfriend's Sister haven’t been announced yet. Check back soon for updates on where you can watch it online.