In Jinling City in 1924, Fu Yunjin, the daughter of a warlord, returned home and was immediately involved in the bloody curse of Qingzhu Tattoo - she and her twin sister Fu Yunxi were actually the living chess pieces of the Shen family's "twin blood sacrifice". Marshal Shen Yanhan, who came to the rescue with a gun in a dark alley, and Shen Mobai, the eldest son of Shen who was engaged, both risked their lives to protect each other. Little did they know that the blood of the three of them had long been entangled in the chess game of their country and family by the Momen Dial Pattern. From the night banquet at the Governor's Mansion to the blood sacrifice at the pawnshop in the south of the city, when the green bamboo tattoo gradually faded and the twin blood dripped into the bronze sundial, I was shocked to realize that twenty years of grudges were just a prologue. The real war was igniting with the smoke of gunfire in Songhu in 1937...