Living with my friend and his wife! The three of us! Zhixiu and Junying have been married for 5 years. Unlike in the first few years of marriage, Joon yeong was afraid of the sound of Ji soo taking a shower. However, Ji soo is increasingly fond of Joon yeong because she wants to have children. Meanwhile, Ji soo's best friend Yoon Kyeong returned from the Philippines and spent a few days with the couple. When Joon yeong saw his wife's young and sexy friend, he felt that his masculinity was at work...