Gu Qinglan's son, Lu Qingchuan, is paralyzed in a car accident, and Su Manning falsely claims to carry his child in order to marry into the Gu family. At the wedding banquet, Gu Qinglan immediately rejects the marriage based on a birthmark on the back of Su Manning's hand. She then exposes the truth: Lu Qingchuan lost his reproductive capacity long ago, Su Manning's child actually belongs to Lu Chengzheng, and Su Manning was even the hit-and-run driver from the past car accident, with the two of them conspiring to seize family assets. Gu Qinglan fights back with evidence, exposing the financial corruption. In the end, the villains face justice, she reclaims her business, and accompanies her son to a new lease on life.