An interesting short story for the great novelist Charles Dickens, one of the most famous novelists of all time. The transforming factor tells the narrator about the ghost that appears from time to time, and who follows every appearance has a tragic accident on the railway strip. Three times a transformer receives warnings of an upcoming danger that is synchronized with the appearance of ghosts, then a terrible accident occurs. See, what is that ghost? And why does it appear to shunt factor? And why does his strange appearance coincide with heinous accidents? And what can a transform operator do? Read the story and find interesting details.