全集动画电影讲述的是在这次充满魔法音乐的冒险中，芭比在电影里扮演亚历克莎，一位害羞的公主，她喜欢阅读却不喜欢皇室的生活。一天，当她走在皇 宫的花园里，她发现在皇宫里有一扇很像她曾经在书中看过的神秘的大门。她推开大门，一步步进入了这个奇异的、住着奇怪的生物的、充满惊喜的世界。在这个世 界里，亚历克莎认识了美人鱼罗密和仙子诺丽。她们告诉亚历克莎，这里有一个被宠坏了的统治者：玛露西亚正尝试着夺取这片土地的所有魔法。让亚历克莎感到惊 讶的是，她能在这个世界里使用魔法，而且她的朋友确信她一定可以使夺去的魔法归还给原本属于她们的世界...在这次经历的过程中，亚历克莎逐渐找回了自己 的勇气，并且用勇气说明出什么是正确的。这次经历也让她领悟到：友情的力量是远远比魔法珍贵的。It's the ultimate fairytale musical! Barbie stars as Alexa, a shy princess who discovers a secret door in her kingdom and enters a whimsical land filled with magical creatures and surprises. Inside, Alexa meets Romy and Nori, a mermaid and a fairy, who explain that a spoiled ruler named Malucia is trying to take all the magic in the land. To her surprise, Alexa has magical powers in this world, and her new friends are certain that only she can restore their magic. Discover what happens when Alexa finds the courage to stand up for what's right and learns that the power of friendship is far more precious than magic.