When they were children, Shen Muyu and Xiao Moyuan made a promise to marry after a fire. As they grew up, Shen Muyu donated blood multiple times to save Xiao Moyuan. However, after Xiao Moyuan recovered, Lin Yuanyuan took Shen Muyu's identity, leading Shen Muyu to despair and file for divorce. Later, at a return banquet, Shen Muyu makes a stunning comeback, humiliating those who once looked down on her. Meanwhile, Xiao Moyuan gradually realizes his feelings for Shen Muyu and begins to pursue her once again.