Fake Heiress of the Marquis Family: No Blood Purge

Ning Qingwan, the adopted daughter of the Marquis Family, was betrayed and killed by her biological daughter, Ning Qingle, and the family members. After rebirth, she vows revenge. She gradually takes control of the household management, then strategically lets go, causing financial crisis and exposing Ning Qingle's schemes, making her look ridiculous. During this time, she meets and allies with Crown Prince Xiao Yan to investigate the family's secrets. Finally, Ning Qingwan exposes the Marquis Family's crimes, leading to the exile of all family members, frees herself from their control, and eventually falls in love with Xiao Yan.