Gu Chengye, the owner of a noodle restaurant, discovers that his wife, Cen Yuru, is having an affair with the supplier Shang Zhongping and embezzling public funds. Enduring patiently, he collects evidence and joins forces with his father-in-law to set up a trap at a hotel to expose the affair. Faced with his mother-in-law's moral blackmail of mortgaging the property, Gu Chengye publicly liquidates the debts, removes the old photos, and completely cuts ties. In the end, he independently runs the noodle restaurant, successfully safeguarding his dignity and business.