The Snow Country is in the north of the North Country, and the snow never melts all year round. The Jiangnan Country is in the south of Nancheng, and all the snow falls in March every year. Su Linglong and Jiang Duojin, one is the eldest lady of the first village in the south of the Yangtze River, and the other is a merchant who travels between the North Country and Nancheng. After Linglong followed Jiang Duojin back to the North Country, secrets one after another, those mysterious legends, unparalleled wonders, and secrets about her life experience, gradually surfaced. . .