Three years after Elsa thaws Arendelle and Anna and Kristoff begin dating, Kristoff proposes to Anna and the couple gets married. After their romantic honeymoon, Kristoff has to leave to the North Mountain for another long ice harvesting trip, one that's four months long.

Anna begins to miss him dearly, but at least he didn't leave her with nothing... Little does Kristoff know that back in Arendelle, Anna is expecting a baby; his baby.