The Day of the Beast is a historical novel, the story of Daren Lane, who returns from the battlefields of World War I to a society tired of hearing about the war and declining morals. It is set in Middletown USA. It is set on the Victorian era's side in the culture conflict with the Roaring Twenties. "Herein is embodied my tribute to the American men who gave themselves to the service in the great war, and my sleepless and eternal gratitude for what they did for me." - Zane Grey, Dedication Zane Grey (1872-1939) was an American author best known for his popular adventure novels and stories that were a basis for the Western genre in literature and the arts. With his veracity and emotional intensity, he connected with millions of readers worldwide, during peacetime and war, and inspired many Western writers who followed him. Grey was a major force in shaping the myths of the Old West; his books and stories were adapted into other media, such as film and TV productions. He was the author of more than 90 books, some published posthumously and/or based on serials originally published in magazines.