Jessica Day George

Eleven-year-old Princess Celie lives with her parents, the king and queen, and her brothers and sister at Castle Glower, which adds rooms or stairways or secret passageways most every Tuesday, and when the king and queen are ambushed while travelling, it is up to Celie--the castle's favorite--with her secret knowledge of its never-ending twists and turns, to protect their home and save their kingdom.

After discovering a giant egg in the magical Castle Glower, Princess Celie agrees to care for the egg and what creature it hatches.

Young seamstress Creel finds herself strategizing with the dragon king Shardas once again when a renegade dragon in a distant country launches a war against their country, bringing an entire army of dragons into the mix.

Creel's adventures continue when she, her brother, and her betrothed travel across the seas to visit their dragon friends and become involved in a battle against an alien group of dragons that has kidnapped Queen Velika, endangering her and her expected litter of hatchlings.

In the midst of maneuverings to create political alliances through marriage, sixteen-year-old Poppy, one of the infamous twelve dancing princesses, becomes the target of a vengeful witch while Prince Christian tries to save her.

When the dangerous ancient wizard Arkwright escapes the dungeon and goes missing within the Castle, Princess Celie must find the wizard and save her family.