Fire Within is the inspiring true story of Claressa Shields, arguably the greatest female boxer of all time. Claressa, a high school student from Flint, Michigan, with the help of her strict trainer Jason Crutchfield, overcomes all limitations and becomes the first American woman to win Olympic gold in boxing. But even at the height of her success, Claressa must realize that not all dreams are created equal and that the real fight is just beginning.