After seven years of marriage, Shen Zhiwei discovers that her husband, Gu Chengyu, has been cheating on her and deceiving her for a long time. She calmly gathers evidence, hires a lawyer, moves out, and resumes the technology career she had put on hold. When Gu Chengyu returns, he pretends to want to reconcile while also trying to claim a share of her project's profits. Following an investigation and court proceedings, his theft of Shen Zhiwei's project proposal and fraudulent expense claims are exposed. Shen Zhiwei is willing to accept responsibility for her own mistakes, but refuses to take the blame for his betrayal and professional dishonesty. She successfully divorces him, launches the project as its technical director, reclaims credit for her work, and takes control of her own life once again.