Guo Sigong insisted that he was comparable to Gu Kaizhi.Liu Zigui, a scholar who was talented but had trouble with his official career due to his family background, firmly believed that an old minister of the East Palace had murdered Emperor Xiaojing.
Influenced by his father and obsessed with revenge, he sneaked into Chang'an under his mother's surname and waited for an opportunity.In Chang'an, he took advantage of his classmate relationship with Ma Meng and pretended to be Ma Meng, a young eunuch in the palace.