At his ex-wife's promotion banquet, Zhou Yanchuan recognizes his foster mother Su Lanzhi, who was separated from him twenty years ago. Su Lanzhi is dressed as a cleaning staff member and is looked down upon by the Xu family; his ex-wife forces Zhou Yanchuan to choose between his marriage and his foster mother. Zhou Yanchuan firmly protects his foster mother and chooses to end the marriage. Afterwards, he is promoted to General Manager of the Group, and his ex-wife slanders him through livestreaming. At a critical moment, Su Lanzhi steps forward, and everyone learns that this cleaning lady whom they have despised is in fact the true Chairperson of Shengchuan Group.