Amy and Dan are Madrigals and are decended from MadelineCahill.
Madrigals
They are Madrigals. It comes from Grace and Hope's side of the family. Amy and Dan learn this in Viper's Nest, Book7.
Their branch is....... madrigal (srry i wanted it to be dramatic) :D
Amy and Dan are part of the Cahill family, a secret society in The 39 Clues series. They belong to the Madrigal branch of the Cahill family, one of the most secretive and enigmatic branches.
Amy and Dan are Madrigals.
i believe Amy and Dan are Madrigals.
In the book THE VIPER'S NEST it reveals the Dan and Amy are Madrigals.
it is ekat branch!same with Amy.
They are definitely Madrigals.
Amy and Dan Cahill are part of the Ekaterina branch in the 39 Clues series. The Ekaterina branch is known for their intelligence and passion for knowledge.
In Book Seven: The Viper's Nest: Amy and Dan Cahill figure out they are Madrigals
Well, their grandma, Grace Cahill, was an Ekaterina Leader. If they're her grandchildren, they have to be Ekaterina too. Dan can't be a Tomas because Ekaterina is in his blood, along with Amy.