Perpetually hopeful and brave Anna enlists the aid of a rugged mountain man named Kristoff to go on an epic quest to find her sister Elsa, who has trapped the kingdom in endless winter. Elsa was born with the rare ability to create snow, and this is a gift that has burdened her throughout her life. Perhaps if the sister reunite, she will be able to better control her abilities. Joining Anna and Kristoff are Kristoff loyal pet reindeer, Sven, and a comical talking snowman named Olaf. The prospect of squaring off against Elsa is daunting enough, but they must face many challenges before they even encounter her. The two will have to learn how to work together, and in the process, romance may blossom.