Because she was confused about her major, Lizhi chose to give up the college entrance examination, quietly left her hometown, and worked in a bookstore after several turmoils in D City. Just when she was sure that she fell in love with Baoshuo, a journalist who lived next door, Baoshuo told her that he was going to Shanghai to accompany his girlfriend. After Baoshuo left, Lizhi decided to repeat his senior year of high school. After graduation, her girlfriend helped her find a job in Shanghai, where she met Xu Mo, who fell in love with her at first sight. She also learned that Baoshuo, who had been assassinated five years ago due to the nature of his work, had loved her.