In the most remote nomadic tribes, on a 4,500-meter-high alpine steppe at the edge of Tibetan area in Sichuan, western China lives a Tibetan herdsman‘s family. A little girl named Dan Yang from this family lives all her life in the tent and on the horseback, or sometimes follow the family to worship the world's longest Mani Wall. For Dan Yang, this may be her whole life in a nutshell.