"The Secret Scripture" is a novel by Sebastian Barry that tells the story of Roseanne McNulty, an elderly woman living in a mental institution in Ireland. The narrative unfolds through her personal diary, revealing her life experiences, struggles, and the impact of societal norms on her mental health. The book explores themes of memory, trauma, and the search for identity. Set against the backdrop of 20th-century Ireland, the novel also delves into the historical context of the Catholic Church and its influence on women's lives. Through Roseanne's reflections, the story highlights the complexities of love, loss, and the quest for redemption.