Four people in different provinces are driven to violent ends: An angry miner is enraged by corruption in his village. A migrant discovers the possibilities of owning a firearm. A receptionist is pushed beyond her limits by an abusive client. A young factory worker goes from one job to the next.
Young teen girl Xiu Xiu is sent away to a remote corner of the Sichuan steppes for manual labor in 1975 (sending young people to there was a part of Cultural Revolution in China). A year later, she agrees to go to even more remote spot with a Tibetan saddle tramp Lao Jin to learn horse herding.
Ming Wang is an impoverished Chinese prodigy who flees Communist China to become a pioneering eye surgeon in America. When tasked with restoring the sight of an orphan in India, who was blinded by her stepmother, Wang must confront the trauma of living through the violent uprising in his youth, the Cultural Revolution.
Released from jail, Lang returns to his hometown in Northwest China. As part of a dog patrol tasked with clearing stray dogs before the 2008 Olympics, he bonds with a black stray. The two lonely souls embark on a new journey together.