Seong-il and Hyun-jung are a couple. Seong-il loves sex. However, Hyun-Jung is fed up with the sex demands of Seong-il who is too obsessive. Hyun-jung talks with her senior about her husband's complaints. Minwoo, who lives next door, comes outside and accidentally listens. Minwoo, who was usually interested in Hyunjeong, pretends to be a coincidence and helps Hyunjung to throw away the trash. Min-woo, who is favored by Hyun-jung, asks sex partner Yoon Kyung to twist her. Disguised as a gas inspector, Yun Kyung visits Seong-il's house and seduces Seong-il to succeed. After that, Sung-il tries to have sex with Hyun-jung, but Seong-il...

参加选秀的女人，与两个男人何住，这两个男人会对她把持不住吗。

和男友发生性关系后的世珍非常苦恼，因为她只感受到了私处的剧烈痛感，没有性高潮带来的快乐，倾听世珍诉苦的亲密姐姐美珠经过深思熟虑，向世珍介绍了专业的性爱老师尹秀，世珍对男友说要出差一个月，偷偷的接受尹秀的性爱私教，性爱技巧逐渐觉醒并变得熟练的世珍，终于体验到了性高潮的快乐....