Yun Feifei (played by Tu Zhiying), the head catcher of the Six Doors, and Gu Linyuan (played by Dai Gaozheng), a high-ranking member of the Qiankun Gang, are incompatible rivals. However, after uncovering the mystery, they turned out to be unforgettable lovers after many years of separation.I can't help it again, and as the two reunited, the dust-laden mystery of the year was gradually solved.