Lin Yuan, a piano prodigy, is framed by Jiang Yawei, disfigured, and expelled from school. She raises her daughter, Lin Wanwan, alone. Wanwan is bullied by the Jiang family's twins and tragically falls to her death at eighteen. Lin Yuan undergoes plastic surgery, assumes the identity of Shen Zhui, and infiltrates the Jiang family. Using piano competitions and livestreamed banquets, she exposes their crimes while gathering evidence against them. The Jiang family members are eventually brought to justice, and Pei Qizhi sacrifices himself to atone for his sins. In the end, with Xie Xu by her side, Lin Yuan plays the piano again to honor her daughter's memory.