Derivable. Welcome to the Fairy Forest set. Bounce, fly and enjoy the lovely setting in this charming set. Dress as fairy to make this fantasy world come true. This is the Fairy Tree House. The vines on this tree sway back and forth. There is a small house at the base of the tree that you can add your own furniture to as well as multiple poses. There are two triggers: open, close that make the door open or close. Triggers: open, close