Lao Gu (Gu Baoming) led the police to destroy a den of thieves. Shuan, the only girl who jumped out of the window and escaped, broke her leg and was sent to the hospital by a passing boy named Xiaoqiang. After Shuan returned home, she was locked up by her mother at home. When she was bored, she made prank calls everywhere. One of the calls was to a woman named Zhou Yufang (Miao Qianren). She pretended to be Zhou's husband's girlfriend outside and wanted her to come out to negotiate because she was pregnant. Zhou Yufen has been married to Li Lizhong (Li Liqun) for seven years. Her husband is a law-abiding man who works in a hospital. After getting married, she quit her job and wrote at home. The anonymous call deeply stimulated Zhou Yufen. She lost confidence in life, and the appearance of her old lover Shen Weibin (Jin Shijie) also gave her hope, so she temporarily left Li Lizhong and her novel won an award. The separation made Li Lizhong very distressed. Later, he learned that his wife left just because of a phone call. He was eager to explain but it didn't work. In the end, he took a risk...