Ji Soo and Joon Yeong have been married for 5 years. Unlike the first few years of marriage, Joon Yeong is terrified at the sound of Ji Soo taking a shower. However, Ji Soo advances on Joon Yeong more and more because she wants to have children. Meanwhile, Ji Soo's best friend Yoon Kyung comes back from the Philippines and spends a few days with the couple. Joon Yeong feels his manhood reacting when he see's the young-looking and sexy friend of his wife's...