I don't have any specific information about the background of Unparalleled in the World, but I can speculate that it might be a fantasy novel or a martial arts novel. According to the plot and character settings described in the book, Unparalleled in the World could be a novel about cultivation and combat. The protagonist in the book might be a cultivator who improved his strength and realm through continuous cultivation and combat. At the same time, the book also involved some mythical and legendary elements. For example, the protagonist encountered some mysterious existences that might have extraordinary strength and abilities. The Unparalleled in the World could be a novel full of imagination and adventure elements. The readers could experience an exciting and thrilling journey in it.