The world of teenage girls is a dilapidated hotel run by the mother. A group of otorhinolaryngology specialists came to the exchange meeting, and one of them unexpectedly used an inferior device during a performance on the street. The doctor confirmed that it was God's call to save Shen's doctor. Her piety and ignorance put the rescuer and the saved in a more dynamic situation. Close to the dark area, the sensitive effect of the environment and earrings makes the whole film fragrant and almost suffocating, together with the splicing of the heartstrings and the development of the story, making the film feel like sitting on the mountain, looking at the seven-color gold vat.