Darkdragon Clan - The Queen of Candelor Series, #7

The grandsons of Dowager Queen Gwyndalin are growing fast. Lugas, age 13, is assigned a tutor to prepare him for princely duties. Grayson finds a mysterious egg, which when hatched, reveals a baby dragon, which instantly bonds with the eleven-year-old. Life at Joyous Keep is filled with intrigue, marked by an invasion by strange outsiders. It's up to Gwyndalin to guide the boys toward the future roles they inherited.
Will the presence of the young dragon princess put everyone in danger? Can a wizened old Druid teach Grayson the ways of the dragon clan which he is destined to lead?