Chu Tong, the daughter of the richest man in Jiangling City, was betrayed by her adopted sister Chu Qing and fell to the bottom of the valley. Pei Yan, the second young master of the Pei family, was plotted and murdered by Pei Chunqiu, the head of the Pei family. After returning as Pei Guanchao, he resorted to ruthless means. Chu Tong, with the help of her mentor, changed her name to Zhu Jun for revenge and teamed up with Pei Yan after recognizing him. They first investigated Pei Zhaoyang's involvement in raising mistresses and embezzling company assets, and used the Pei family's hands to expel him from the country; Together with Shen Dong, they set up a bureau to lure Chu Qing into a financial fraud crisis and have her taken away by the police. Pei Chunqiu's wife Bai Zhi revealed the truth about her children at a critical moment and surrendered herself. Pei Guanchao's chess piece Feng Xiao sacrificed for her. In the end, Chu Tong and Pei Yan successfully avenged themselves, gained love, and Jiangling City returned to peace