Gu Nian, an orphan, was adopted by her foster father and raised by the Gu family for twenty years. During a family banquet, she discovers her foster father's sinister plan: to stage an accident before she inherits the family shares, allowing him to seize both the shares and the insurance payout. She conceals her suspicions, secretly gathers evidence, and cooperates with the police to set a trap. Together, they uncover the truth about her foster father's repeated insurance fraud schemes and murders. Despite relentless oppression and deadly pursuit, she obtains a crucial recording of his confession and finally brings him to justice. After recovering her stolen assets, she establishes a charitable foundation, takes charge of the Gu family business, and overcomes her painful past to embrace a new life.