Limit 500 words History slides forward, and the hourglass of time drips countless stories. History is recorded and confirmed by special people, but some stories can only be passed down from generation to generation in people's mouths. When I was a child, my grandmother who has not passed away often told me a story. This story happened in a dynasty that has not been recorded in history. Who passed down this story? No one knows how old it is, but it has been passed down from generation to generation. Now I will tell you this story.