On their fifth wedding anniversary, Xia Weining prepares to go abroad to participate in a design competition. When she visits the government office to retrieve her personal records, she is shocked to discover that her marital status is not married, but divorced. She cannot believe that Ye Chenxiao, the man who once loved her with all his heart, has abandoned her and married Su Ranran instead! Heartbroken, Xia Weining resolves to leave. Completely unaware that she has discovered the truth, Ye Chenxiao mistakenly believes that Xia Weining, wearing a mask, is the person who hurt Su Ranran. He only realizes the truth when Xia Weining has already lost all hope.