names: My Friend's Sister 2
genre: Romance
overview: When I was a high school student, my sister was a sexy friend who kept me from falling asleep with all kinds of delusions every night. Min-soo's thrilling delusion catches fire after she accidentally meets her naked sister at home. After becoming an adult, Minsu and his friend Yong Joon get a job at a sister company. From her sexy friend, Minsu's secret work towards her, who is now reunited as a sexy female warrior, begins...
crew: Si Ah, , Ji Yeon, , Min Do-yoon, , Lee Joon-hyun, 
orig_title:  친구누나 2