This book is about one brother and a sister called Jack and Annie. They found a tree house. Soon they discovered that the tree house was magical. It could take them to any place and any time in history.
Along the way they discovered that the tree house belongs to Morgan le Fay. Morgan is a magical librarian from the time of King Arthur. Soon Jack and Annie learned that Morgan was under a spell.
To free her, they have to find four special Things. They found the first : a moonstone. Now Jack and Annie are about to set out in search for the second thing in the Amazon forest. After many adventures they found the second special thing : a mango!!
The adventure continues to another book!!!
