Guo Jia
The story also centers on another eight characters, the "Eight Enigmas" (八奇), a group of elite military strategists trained by Sima Hui, who is also known as Shuijing (水鏡). They comprise Yuan Fang (a fictional character), Xun Yu, Jia Xu, Guo Jia, Zhou Yu, Pang Tong, Zhuge Liang, and an unknown eighth member. Each of the Eight Enigmas has his motivation for choosing a ruler to follow, and some chapters are devoted to revealing their ultimate intents and moral stances.