In 1960, 26-year-old Jane Goodall, a loner who has long dreamed of Africa, travels to Tanzania to observe the wild chimpanzees. Arriving at Gombe, Jane must navigate the dense jungles of malaria, first love, a male-dominated scientific community, and her own social isolation, in order to complete a revelatory study of man’s closest genetic ancestor that raises the ultimate question—what does it mean to be human?