Original Sin Sex (2014)

Min-seok and Yoon-soo, who run a company producing realistic sex dolls, are on a quest to recruit female models for their products. Min-seok meets Seung-hee, a potential candidate, and begins the discreet process of molding her body. Meanwhile, Yoon-soo asks his girlfriend, Ji-min, to help him in the modeling process, and they proceed to mold her body as well. As time goes by, sales increase, and Seung-hee, Ji-min, Min-seok, and Yoon-soo celebrate their success with a toast.