Queen of Katwe is a biographical drama film based on the true story of Phiona Mutesi, a Ugandan chess prodigy. Lupita Nyong'o plays the role of Harriet, Phiona's mother, who supports her daughter's dreams despite the challenges they face. The film explores themes of perseverance, determination, and the power of education. Nyong'o's performance in Queen of Katwe is heartfelt and showcases her ability to bring depth and emotion to her characters. Her portrayal of Harriet earned her critical acclaim and further established her as a talented actress.