The background of this story is an imaginary dynasty, and the content includes political struggles, intrigues, palace strife, secret organizations and deep sadomasochism. This article takes the life experience of the protagonist Gu Tianluan, the master of the Imperial Secret Service Phantom Pavilion, as the main line, and uses the stories of General Xia Ruofeng, Military Advisor Zhang Liang, Emperor Weisheng Rongzhi and other characters as branches. It uses gorgeous yet simple language to paint a magnificent picture of a centralized empire. The story has outstanding characters and profound emotional descriptions. It is definitely worth watching.