Lu Yao is a girl who grew up in a single-parent family. An accidental encounter on the university campus led her to fall in love. In her senior year, her boyfriend left Lu Yao and their vows to go abroad and left for a foreign country. But Lu Yao couldn't extricate herself from her old relationship. At work, she met her male boss who was passionately devoted to her. Just when Lu Yao was about to give up all the memories of the past and date her boss Wang Jiang, her ex-boyfriend came back. Faced with the entanglement of her ex-boyfriend and Wang Jiang's affection, how should Lu Yao choose?