The female lead is mistakenly diagnosed with stomach cancer, suffers from PUA by her boss at work, and is financially exploited by her mother at home. Due to misunderstandings, she becomes entangled with her estranged husband, the male lead, and they pretend to be a couple for a birthday banquet. The female lead seeks revenge on her former company, and it is revealed that she is a wealthy heiress from the Shen family. Shen Sisi and the Gu brothers scheme against her, and she nearly becomes a victim of organ harvesting. Eventually, the misunderstandings are cleared up, the male and female leads learn each other's true identities, and they are reunited with their families.
