Noctis stepped close to the count and looked at both the book and those fingers. However, the picture on the front of the book reminded him of the crystal. He then wondered if somehow their history was intertwined by the crystal; perhaps juvenile and irrational of him to try to find even more connections between the two of them. Either way, he excused the thought and listened as Radu found the marker in the book.

"Supernatural origin?" Noctis asked though it was more a tactic of listening and repeating what he'd heard. "What kind of supernatural origin?" It was true that in their past what couldn't be explained was considered supernatural or magic when it was all really to do with science unknown during those times. Hell, this book looked centuries old, maybe Radu's family were more unique than supernatural due to some heritage genes. Maybe whatever inflicted Radu was passed to him by his family and they all had their long fingers and special diet.

Or maybe he was just jumping ahead of himself and being ignorant about it! "I'd like to hear more.."