Los Siete Secretos tienen un nuevo punto de reunion secreto: ¡una cabaña en un árbol!Pero parece que alguien ha descubierto su escondite y está utilizando la cabaña.The Secret Seven have a new meeting place--a tree house! It seems like someone has discovered their secret spot and is using the tree house. They find out who it is and discover he is in quite a bind. Will they be able to help him?