Acoustic
어쿠스틱 (original)
A charming collection of stories about love, hope and music set in the trendy Hongdae district of Seoul, featuring members of 2AM and CN Blue.
Starring Shin Se-kyung, Im Seul-ong, Lee Jong-hyun, Kang Min-hyuk, Baek Jin-hee
Watch "Acoustic" on Tubi TV released in 2010. It's a drama and music movie, and has a rating of 5.9 out of 10 from Imdb which is fairly okay for this kind of movie, and is currently available to watch for free.