Autumn Tianyi, the new leader of Jiang Shen Pavilion, arrives in Nan City undercover to capture the serial killer known as "White Wolf." In an unexpected turn of events, he enters a flash marriage with the wealthy daughter, Ke Xin. However, Tianyi faces constant humiliation from Ke Xin’s family, and she looks down on him, considering him beneath her. During events like the welcome banquet and birthday celebration, Ke Xin’s family mocks and ridicules him, while Zhao Xiaogong, a wealthy young man, tries to suppress Tianyi at every turn to win Ke Xin’s favor.
Despite the obstacles, Tianyi works hard to improve his status and slowly begins to fight back, gradually earning respect and silencing his critics. In the end, he uncovers the identity of "White Wolf," reveals the truth to the public, and successfully apprehends the killer, bringing justice to the city.
