Elderen Wood, Paperback by Stay, Ally, ISBN 166788719X, ISBN-13 9781667887197, Brand New, Free shipping in the US

Amara, Iris, Luna, and Elle have been best friends since kindergarten. For so long, Amara believed they were inseparable. But when the group stumbles upon a mysterious door in the middle of the woods, everything begins to change. Now, in King Arthur's Camelot, their friendship will be tested as they learn more about themselves and discover the dark secret that the legends seemed to be missing.