Peter, Susan, Edmund, and Lucy decide to play hide-and-seek, and during the game Lucy discovers a mysterious wardrobe. She tucks herself inside and backs to the rear of the cabinet, there she finds herself in an entirely different world. The place is called Narnia, and it's been locked in winter for over 100 years by someone known as "The White Witch."

Ariel is a fun-loving and mischievous mermaid who is enchanted with all things human. Disregarding her father's order to stay away from the world above the sea, she swims to the surface and, in a raging storm, rescues Prince Eric, the man of her dreams. Determined to be human, she strikes a bargain with the devious sea witch, Ursula, and trades her fins and beautiful voice for legs. With her best friend Flounder, and her reluctant chaperon Sebastian...

Dorothy, back in Kansas, can't stop thinking about Oz. She believes that her friends have sent her a key. Auntie Em, worried for Dorothy's health, takes her to a famous doctor who works miracles with electricity. Dorothy escapes from the mental hospital. When she awakes, she and a chicken named Billina find themselves in Oz. Dorothy tries to find her old friends in the Emerald City, but learns that they have all been transformed by the Nome King....