Fearless optimist Anna teams up with rugged mountain man Kristoff and his loyal reindeer Sven in an epic journey to find Anna's sister Elsa, whose icy powers have trapped the kingdom of Arendelle in eternal winter.
During her family's move to the suburbs, a sullen 10-year-old girl wanders into a world ruled by gods, witches and spirits, and where humans are changed into beasts.
When an unconfident young woman is cursed with an old body by a spiteful witch, her only chance of breaking the spell lies with a self-indulgent yet insecure young wizard and his companions in his legged, walking castle.