Soo-jin’s cousin, Soo-yeong, falls into Yeong-tae’s spiritual capacity and becomes a sex slave. Soo-jin tries to save Soo-yeong with Jae-min, but even Jae-min is fascinated by Soo-yeong and degenerates into…

Min-goo is troubled seeing her two older sisters, Min-ji and Min-ah, go naked in their daily lives. After much deliberation, he devises a plan to have his friend Byeong-min come…