The story is based on the current situation where young people have to leave their hometowns and come to the big cities to work hard in order to develop. The story line revolves around the life trajectory of the protagonist Ruan Lingling after accidentally gaining the ability to "travel through time and space". It reflects the most simple current situation of "urban drifters", their emotions, family, career, and the struggles and contradictions from youth to adulthood. It encourages young people wandering in the city to pursue the light and move forward. Everything is the best arrangement.
Purpose: To enable today's urban youth who are going through hardships to maintain a peaceful mind in an impetuous society, and to smile at the messiness of life.