Anna and Elsa are two princess sisters who live in Arendelle. Elsa, now queen of Arendelle, has the power of working with snow and ice, but her power gets out of control and upsets the people of Arendelle. Not wanting to hurt anyone, Elsa runs away and makes her own palace for herself. Meanwhile, Anna sets off in the snow and ice to bring Elsa back and make things right with her. On the way, she meets Kristoff, a friendly iceman, and Olaf, a funny snowman made alive by Elsa and who dreams of seeing summer.