Karla's Game is a comedy family film that deals with problems of a very modern family. The story is seen through the eyes of the 10-year-old Karla, who struggles to keep her family together at Christmas. This is however not easy when your parents are divorced and you have a new step dad, irritating brother as well as a father who doesn't always keep his promises.
Oscar and Josefine are celebrating Midsummer with Oscar's grandparents in the country. A demon, Thorsen, gives Josefine the gift of enabling her to travel back in time. Visiting Oscar's family in the 17th century, Josefine saves a sickly young girl from the stake. But now the villagers see Josefine as a witch and want to burn her at the stake instead.