In the twenty-fifth year of Jiajing (1546), the Ming Dynasty began. Emperor Jiajing lived in Xiyuan to practice Taoism, and his cabinet was dominated by Yan Song. Undercurrents in the harem were surging, and all forces were intertwined into a network. "Seven Stars Chess Game" is a legendary secret game that can reveal the secrets of heaven and change the fate of a country. The seven key chess pieces correspond to seven people with special fates. The success of the chess game can turn the world around. All forces are looking for these seven people and have been planning for twenty years.