The names of the male and female protagonists are Zuo Yiran and Xiao Wei's novel by Su Nu. Xiao Wei had just graduated from college and had just been working for two years. During this period, her boyfriend (Fang Shuo) who had studied abroad came back with the conservativeness of an innocent girl. After being in love with her boyfriend for six years, she gave her her first time when she was about to marry her boyfriend. In this way, they rewarded their love and made a lifelong commitment to get married. By mistake, the heroine and the hero Zuo Yiran slept together when they checked into the room.
