"I Capture the Castle" is a coming-of-age novel that tells the story of 17-year-old Cassandra Mortmain and her eccentric family living in a dilapidated English castle during the 1930s. Cassandra's father is a reclusive writer suffering from writer's block and her stepmother is a bohemian artist. The family's life changes dramatically when two American brothers inherit the estate. The novel, written in diary format, explores themes of love, poverty, and the transition from adolescence to adulthood.

Set in a small mining town in England, the novel follows the life of a young boy who, despite his bleak surroundings and abusive family, finds solace and a sense of purpose in training a kestrel. He learns about falconry from a book he steals from his school library. His connection with the bird offers a brief respite from his harsh reality, but tragedy strikes when his brother kills the bird out of spite. The story ends with the boy forced to return to his grim reality, with his only source of happiness gone.

Set in the industrial north of England, the novel delves into the lives of seven women, each living on the same street, as they navigate the gritty realities of working-class existence. Through their interconnected stories, the narrative explores themes of poverty, domestic violence, friendship, and survival. The women, ranging from young girls to elderly matriarchs, confront their individual struggles and societal challenges, painting a vivid portrait of resilience and the human spirit in the face of adversity. Their tales, though often harrowing, are imbued with a sense of community and the unspoken bonds that tie them together.