List of The 39 Clues characters
Nellie Gomez (from Boston, Massachusetts) is Amy and Dan Cahill's au pair. She is an aspiring chef and musician. She is considered as Amy and Dan's guardian throughout their travel. Throughout the books, she is the children's only trusted adult, until they learn she is a spy (hired by Grace Cahill). In the sixth book, she is revealed to be a trained pilot. She was later in the series granted active Madrigal status. Her card is No. 244. In Cahills vs Vespers she is abducted by the Vespers along with Reagan Holt, Fiske Cahill, Phoenix Wizard, Ted Starling, Natalie Kabra and Alistair Oh
The 39 Clues
Two years after the Clue hunt, all who succeeded in finding Gideon's serum recipe have united. The feud between the Cahills has ended, and the family unites to battle a new enemy: the Vespers, a secret organization led by Vesper One who have been the Cahills' enemies since the time of their ancestor Gideon. Members of the Cahill family are kidnapped and will be returned only if Dan and Amy follow Vesper One's instructions.