Danger is lurking within the castle!

David, Joe, and Calli have one chance to find and retrieve an ancient relic hidden somewhere in The City of Dragons (Book #2 in The Dragon Flyers series), before a group of wicked dragon riders take over the world. Are they brave and clever enough to face the dangers they are about to encounter and which one will have to face the evil dragon alone? Hang on for another fast-paced adventure that will have everyone turning pages without stopping!