Bestselling author David Rain returns to help Lucy and the Pennykettle dragons try to find and destroy a drop of dark fire before it is discovered and used to birth a darkling, while in the Arctic, enshrouded in mist, hide dragons that have at last returned to Earth.

When college student David Rain rents a room in an unusual boardinghouse full of clay dragons, he has no idea that they, along with some lively squirrels, will help jumpstart his writing career.

David Rain is faced with the most perilous task yet when Gwilanna returns, this time determined to resurrect the dragon Gawain on the ice cap of the Tooth of Ragnar, unless David and her friends can stop her.

Gabrial is a young dragon, anxious to both prove himself and also find his father who years ago was one of a Wearle of dragons who set out from their home planet and were never heard from again--and now he is part of a new Wearle that has come to Erth, but one of the other dragons has dark plans, and when war erupts between dragons and humans, Gabrial finds that his only ally is an unusual human boy called Ren.