The jade seal of the ancient East China Sea Kingdom appeared three times in history, and each time it caused bloodshed and turmoil in the mountains and rivers. In the fictional era [Chenghan] two thousand years later, it once again flows from overseas. What kind of thrilling and strange case will it cause this time? The Dali Yuan investigator, codenamed "Yu Shiqi", has been engaged in a thousand-year life-and-death struggle with the mysterious organization behind the Yuxi, and this has come to light...
Purpose: Praise for the sacrifice and dedication of countless people with lofty ideals for the peace of the country and for the people to live and work in peace and contentment.