Fengcheng is located in the southern border of Daxia, bordering the Dongyi Kingdom. The heroine, Qiao Yu Chu, is the founder of the Jinyi Guard of Daxia, known as the Zunzhu. After her husband passed away, she and her daughter Ruoyun hid in Fengcheng and opened a butcher shop for a living, until many years later, Commander Mu, the commander of the Jinyi Guard, came to visit.