"Hagar's Daughter" is a novel by J. California Cooper that explores themes of identity, family, and resilience. The story follows the life of Hagar, a woman who faces numerous challenges and hardships, reflecting the struggles of African American women throughout history. The narrative delves into Hagar's relationships with her family and the impact of her past on her present. Through her journey, the novel highlights the importance of self-discovery and the strength found in community and heritage, making it a poignant exploration of the human experience.