Have you ever seen the tomb of God? It was a conspiracy by humans to kill gods.
The secret agent Yan Que, who secretly possesses immortality, became the bodyguard of Jie Yuan, the third lady of Li Mansion, the richest man in Kyoto, when he was ninety-nine years old. He originally thought that he could spend his 100th year in peace and comfort, but unexpectedly he had been dragged into a bottomless abyss of conspiracy. A mere businessman could overthrow an entire dynasty.
What secrets does the new master Jie Yuan hide?
What kind of existence is Li Mansion?
Why will I live forever?
Concept: An innocent centenarian VS a sinister girl