Walker was nearly crawling on the floor while tracing the spot that the runes should be. He could follow them from the stairs with his eyes but found that there were gaps where the bookshelves sat on the ground. The slight breeze through those gaps was enough to tell him that something did not add up on this floor.
"I know we are close to figuring it out. The bookshelves are all in this pattern and are hard to walk around. Why would they do this for a library floor? Also, why can't we take any of the books out of this room, let alone a few feet from the shelving that they are set up on?"