It’s the mid '90s and Kevin Systrom is editing a video game. It's his first taste of coding, but it won't be his last. When he grows up, he's going to build a product used by more than a billion people. Across the Pacific Ocean, in a rural part of China, Zhang Yiming is having a very different childhood. But he and Systrom share a common North Star: The American Dream. Achieving that dream, however, will be a nightmare filled with stiff competition and cut-throat corporate maneuvers.