Fablehaven: Secrets of the Dragon Sanctuary

Fablehaven: Secrets of the Dragon Sanctuary is the fourth novel in The New York Times' bestselling Fablehaven series.

This book starts off at the end of the third book, where the society of the Evening Star make some dangerous moves. Seth and Kendra are thrust into another dangerous adventure, where they leave the preserve and explore others. In this one they visit a preserve for dragons, strange changes are wrought in Seth, and the society go farther than they ever have.