Some people want to escape from the small county town even if their heads are broken, while some people are trapped in the foundation of the city for generations and find it difficult to fly. The older generation says that only learning is the only way out, so please let us work together and soar into the sky.
Wutong City, a gray city, is surrounded by sycamore trees all year round, like a cage imprisoning birds. Bi Sheng has her own dream, a dream that cannot be realized in Wutong City. She thinks that she must leave no matter what, let's run together, and head to a higher sky.
Purpose: Everyone has the right to achieve a better life