"The Return of Peter Grimm" is a dramatic play by the American writer David Belasco, which tells the story of the scientist Peter Grimm, who after his death is in a strange world between life and death. The main character tries to change the fate of the living and solve unfinished business from the past. This skillfully written play proves that the walls between the worlds are no longer so stable, and fate can be changed even after death. "The Return of Peter Grimm" is a beautiful work that allows the viewer to think more deeply about the meaning of life and death.