The sisters Anna and Elsa enjoy their quiet life in Arendelle. Until one day a strange restlessness seizes Elsa and a mysterious voice lures her into the forest. Together with Anna, Olaf, Sven and Kristoff, she sets out to fathom the mystery of the lure call. Not only do they meet the people of the forest and other new companions, on their adventurous journey Elsa and Anna have to stick together once more and stand up for each other with courage, trust and sisterly love.