Gu Ke-Wu

The brother of Gu Ke-Wen, he fights against Xia Lei after the latter foils his attempt to marry Shentu Tianyin and seize control of the Shentu clan. He has a bitter hatred for Xia Lei after he was humiliated by him and uses his cunning and patience to attempt to destroy Xia Lei with the help of Qin Qi and Dong Wu. After they fail his father sends Danny to kill Xia Lei but Xia Lei ends up defeating him instead and secures Danny's wife and child before Gu Ke-Wu can get them, allowing Bureau 101 to gain a confession from Danny in order to incriminate the Gu clan which ultimately leads to its downfall.