Qiao Yunuo, a modern female CEO, was betrayed by her best friend and died, but she time-traveled into the body of the eldest lady of the Prime Minister's Mansion with the same name as herself. She had no choice but to play tricks on others, but because of her mother's death, the eldest lady was refused to be recognized as her legitimate daughter. She was originally a legitimate daughter and was reduced to a concubine who was inferior to other servants. But with modern memories, she was extremely smart and talented, making the world look up to her again and again...