Gray Visions starts by exploring the immediate aftermath of the war, the shortages of everything, as well as speculation as to the future of the newly freed slaves. The novel continues with a twenty-year reunion of all the characters from the first two books, which takes place on the North Anna battlefield. During this event, one of the main characters, named Ivory, is asked by the younger boys about Stonewall Jackson. In answering their questions, Ivory essentially narrates from his own memory the details of the Battle of Chancellorsville. The next chapter deals with the coming of war between the United States and Spain, and speculates how the Confederacy might have become involved. The novel concludes with the author's speculation regarding World War I and whether or not the Confederacy would have become involved.