A simple act of kindness always sparks another, even in a frozen, faraway place. When Smeerensburg's new postman, Jesper, befriends toymaker Klaus, their gifts melt an age-old feud and deliver a sleigh full of holiday traditions.

When a sweet young boy and his precocious sister discover their newly adopted puppy Belle has been nabbed by the beautiful gold digger dating their widowed dad on Christmas Eve, the kids recruit their neighborhood friends and set ...