The main content of Mark Twain's "Mysterious Visit" was urgent!
The Mysterious Visit was a novel written by Twain in 1875. It told the story of a man named Jack Hagman and his family who were mysteriously attacked in a small house in Washington, D.C. The protagonist of the story, Jack, was a young and promising businessman who lived with his family in a small house in Washington, D.C. However, one night, they were suddenly attacked by a mysterious force. All the lights were extinguished and they fell into darkness. In the darkness, Jack discovered a mysterious organization that seemed to be carrying out some kind of evil activity. He tried to escape from the organization, but his body and family were kidnapped. During the time he was trapped, Jack met some strange people who seemed to be related to this organization. They discussed some detailed information about the organization and revealed some secrets that Jack and his family did not know. In the end, Jack successfully escaped from the organization and found his family. After reuniting with his family, he tried to investigate this mysterious organization, but he found that this organization was stronger than him and they seemed to be immune to any legal punishment. The Mysterious Visit is a novel about family, faith and humanity. It reveals the fears and desires of human beings through a mysterious event.