Half of a Yellow Sun is a Nigerian-British drama film based on the novel of the same name by Chimamanda Ngozi Adichie. The movie tells the story of two sisters, Olanna and Kainene, who navigate their lives and relationships during the Nigerian Civil War. It explores themes of love, betrayal, and the impact of war on individuals and families. Half of a Yellow Sun features powerful performances by its cast, including Thandie Newton and Chiwetel Ejiofor. It is a visually stunning and emotionally resonant film that offers a unique perspective on Nigeria's history.