The book is another layer. It references the image format of two books next to eachother, one being labeled as a long story and the other labeled as the same story, but with some twist that makes the story much shorter or non-existant.
So it’s saying that it has short or non-existant story.
“In the room ahead is a spider artifact. Take it! We will need it to reach the Santieri Crystal.” Also “There is but one gift I can offer that is equal in value to an Elder Scroll and my daughter: I offer you my blood. Take it and you will walk as a lion among sheep, men will tremble at your approach, and you will never fear death again.”