Xu Zhiyi was rear-ended by Ji Xia's car and unexpectedly reunited with her ex-boyfriend Ji Dongyang after five years of separation. Ji Xia misunderstood the relationship between the two and insisted that Xu Zhiyi was his future sister-in-law, and took the initiative to create opportunities to get along with each other. Ji Dongyang also showed his affection at every turn and admitted that he had never forgotten her. When they met by chance at Yunding Restaurant, Ji Dongyang publicly called Xu Zhiyi his fiancée, and then explained to her the misunderstanding that year and told her about the five years of waiting and obsession. In the end, Xu Zhiyi was moved and promised to give him a chance to pursue herself again.