Ten years ago Berk was terrorized by a mysterious glowing dragon known as the Flightmare-a drago that seemingly froze Astrid's uncle with fear, shaming her family. Now the dragon has returned to Berk, and Astrid is determined to clear her family's name. Can Astrid take down the terrifying Flightmare, or will she be scared stiff?

"Includes glow-in-the-dark stickers!"--Cover.