Hijos de la Tormenta (2021)

South African wilderness 1800's. Five years after their mother's death, preadolescent Rachel and 5-year-old Jamie find themselves on their way to the virgin gold fields with their father Herman as he tries to start a new life. When Jamie goes missing in a freak blizzard, Rachel braves the snowstorm to search for her little brother in the 19th-century South-African wilderness.