Lin Xia marries Chen Hao full of hope, but on her wedding night, she is forced to kneel and change her mother-in-law's shoes, while her salary card and pre-marital home are usurped. That night, she sees through this marriage. Faced with her mother-in-law's tearful complaints, her husband's bias, and pressure from relatives, Lin Xia takes back her salary card and returns the responsibility of caring for her mother-in-law to her husband. When the grievance falls on his own head, Chen Hao finally feels the pain. From gathering evidence for recovery to changing the locks and getting a divorce, she takes back her life step by step. The rules that once forced her to bow her head are finally locked outside her door.