When a disgruntled elf takes over the North Pole, she turns time backwards and Santa Claus begins getting younger fast. It's up to a loyal elf, a little girl with a magic key, and the now-teenage Santa to save the future of Christmas

In the 17th century, a Jesuit missionary nicknamed Black Robe by the natives and his small party of companions try reaching the Huron tribe in Canada all while facing mistrust, Iroquois warring parties and harsh winter conditions.