Billy and Bonnie's journey continues as new mysteries and dangers arise . . . Where is the magnificent sword used against the evil Devin? What was the strange book used by the dragon slayers to summon a dragon? What happened to the candlestone, a strange gem that has a dangerous effect on dragons? When their exploration leads Bonnie into captivity and even more danger, what can Billy do to save her? The two teens face their greatest fears and...

Relates the various interactions of dragons with mankind from the era before Noah's ark through the time of King Arthur and on to the present day.

"Billy and Bonnie discover seven evil circles in a multidimensional world. Faced with danger at every turn, the two friends must call upon their dragon gifts to defeat the malevolent ruler. When tragedy strikes along the way, Billy has to face the most difficult decision of his life: forsake Bonnie to rescue a group of prisoners or find a way to save her, his best friend in the world."--publisher's website.

As an ancient enemy plots to merge Heaven and Earth, the dragon Thigocia, Ashley, Karen, Walter who is armed with Excalibur, and a mysterious ally all strive to stop him and save the world.

For years, tales of dragons from another world kidnapping and enslaving humans have been circulating in Jason Masters' world, while for a slave girl named Koren, the stories of a human world seem pure myth. Together, these two teens will need to bridge two planets in order to overthrow the draconic threat and bring the lost slaves home. The mysteries unfold As a Starlighter, Koren knows her destiny is to save her fellow human slaves from the dragons'...

The quest to rescue the slaves on the dragon planet of Starlight continues, as those from the human planet, Major Four, attempt to overcome the dragon prophecy surrounding the black egg, while those on Starlight work to fullfill the prophecy.

It has been fifteen years since Billy and Bonnie Bannister helped repel the demonic assault on Heaven. Now they and Ashley Foley sit in a maximum security prison where the authorities conduct experiments on them to learn the secrets of long life. Earlier, the world's acceptance of dragonkind crumbled, and the Enforcers took the infant twins born to Billy and Bonnie and stole Excalibur, hoping to develop a weapon to battle the dragons that are sure...

To stop the coming apocalypse, Matt and his mother Bonnie must travel to seven destinations, each containing a door that opens onto a unique brand of evil that is designed to weaken Bonnie's soul-healing song and bring God's wrath upon the Earth. Opening the final door could doom the planet, yet the remedy they seek is behind that very door.

Swordsman Adrian Masters journeys to another world to rescue human slaves from their dragon masters.