Amy and Dan are siblings. Amy loves Dan as a sibling and a brother.
In Book Seven: The Viper's Nest: Amy and Dan Cahill figure out they are Madrigals
i believe Amy and Dan are Madrigals.
Amy and dan are madrigals, the man in black is their great-uncle, fiske cahill, Nallie is a madrigal too, and Fiske and nellie are the new legal guardians of Amy and dan.
In the book THE VIPER'S NEST it reveals the Dan and Amy are Madrigals.
Hope Cahill and Arthur Trent
Ashley Jackson will play Amy Cahill. Adam Hicks will play Dan Cahill.
The older sister of Dan Cahill.
Ashley Jackson plays Amy Cahill. Adam Hicks plays Dan Cahill.
Madrigals
Budapest
madrigal