Annotation. Barbie and the Secret Door is all about discovering the magic within! Princess Alexa is a shy bookworm who discovers a magical surprise when she steps through a secret door and into the enchanted world of Zinnia. She is the only one who can help the magical creatures of Zinnia defeat a bratty little princess named Malucia who is stealing all the magic in the land! Alexa overcomes her shyness and to the delight of her family and friends blossoms into a confident young woman! The Secret Door is a fantastical feast with not only princesses and fairies but unicorns mermaids and all sorts of magical creatures that every little girl will love!