Seasons are divided into spring, summer, autumn and winter, and so is love. This drama is divided into four parts according to the seasons, telling four stories. The changes of the four seasons coincide with the spring, summer, autumn and winter in love. "The Chapter of Spring" tells the love story of Lin Chunfen (played by Liang Jingqi), the boss and driver of a freight company, and Shi Chen (played by Luo Zhongqian), a popular idol. Can two people with very different identities and status finally achieve a positive result? "The Chapter of Summer" tells the story of TV producer Xia Zhixin (played by Xu Zishan) who met her ex-boyfriend Wu Junkai (played by Wu Zhuoxi) who abandoned her because of a new program planning. Zhixin wanted to find true love in this reality show and then take revenge on Junkai. But unexpectedly, in addition to the accident, the person who came to rescue was Junkai, whom she didn't want to see... "The Chapter of Autumn" tells the story of He Qiusheng (played by Hu Dingxin), who originally had a lover, but missed the opportunity to date the person he liked because of an accident, so he accepted the pursuit of Fang Jiawei (played by Liang Liewei), but after marriage, he was full of contradictions. "The Winter Chapter" tells the story of the on-and-off relationship between client Yao Dongni (played by Myolie Wu) and private detective Zhu Zuan (played by Ma Guoming).