The death of he mother has left thirteen-year-old Anna Kallio responsible for running the house. She has no time anymore for going to school or playing with friends. She and her nine-year-old brother, Matti, worry about their father, who is a blacksmith for the iron mines. When they realize how lonely he his, they plot to find him a new wife, even trying to arrange a match with one of the "mail order" brides arriving from Finland. The results of their efforts are different from anything Anna expected. She finds herself torn by her own emotions as she realizes another woman will fill her mother's place.