 At first, the siblings entertain themselves with an attic full of interesting books and toys, and a pond-like swimming pool surrounded by hummingbirds, brightly colored-butterflies and exotic dragonflies that seem too beautiful to be real.But soon their attention wander to the forbidden forest that surrounds their grandparent's house.When Kendra discovers a book entitled Journal of Secrets and follows the directions to "Drink the milk" that is supposedly very poisonous, a whole new hidden and amazingly mysterious world is revealed to the siblings at Fablehaven.