This documentary takes us on a journey of discovery through the words of young girls, members of the work team at Wuchang station, who spontaneously answer the filmmaker's questions. In these words and confidences, a concern emerges: to be first and foremost at the service of the Chinese people. Collective life takes priority over individual or family life. And when you get married, you agree to see your spouse only when their respective workplaces and schedules coincide...