An LA girl, unlucky in love, falls for an East Coast guy on a dating app and decides to surprise him for Christmas, only to discover that she's been catfished. But the object of her affection actually lives in the same town, and the guy who duped her offers to set them up if she pretends to be his own girlfriend for the holidays.

When Jesper distinguishes himself as the Postal Academy's worst student, he is sent to Smeerensburg, a small village located on an icy island above the Arctic Circle, where grumpy inhabitants barely exchange words, let alone letters. Jesper is about to give up and abandon his duty as a postman when he meets local teacher Alva and Klaus, a mysterious carpenter who lives alone in a cabin full of handmade toys.