1. A Hidden Chapter (Sneak Peek)
Display the first few pages of a “Vault-exclusive” chapter that is not available in the Amazon Look Inside preview. This could be:
Chapter 2 or 3 if it doesn’t spoil too much, OR
A mysterious flashback scene or side story not in the main Amazon preview.
2. Downloadable Book Wallpaper
Offer a digital wallpaper for phone or desktop themed around The Bloodline Ring.