The film is adapted from Zheng Zhi's original novel "Wang Jinjin Lost Twice by Me". In the summer of 2010, during the college entrance examination, Bai Xiaoyu (played by Tan Jianci) first met Wang Jinjin (played by Zhang Jingyi) and lost her. Four years later, they unexpectedly reunited during the graduation season job search rush and fell in love. In 2018, they stood hesitating at the door of their marriage after eight years of acquaintance and five years of love. They love each other but cannot escape the heavy shackles of reality. Will Bai Xiaoyu once again lose Wang Jinjin