"Extremely Loud and Incredibly Close" is a novel by Jonathan Safran Foer that follows a young boy named Oskar Schell, who is grappling with the death of his father in the September 11 attacks. Oskar is intelligent and quirky, often exploring the world through unique inventions and a deep sense of curiosity. His journey begins when he discovers a mysterious key belonging to his father, inspiring him to search for its lock and uncover the secrets surrounding his father's life and death.
The narrative intertwines Oskar's story with the lives of other characters affected by tragedy, including his grandfather and grandmother, who have their own complex histories and emotional struggles. This multi-layered storytelling sheds light on themes of loss, grief, and the nature of connections among people. The novel employs various narrative techniques, including a mix of prose and imagery, to evoke the emotional weight of Oskar's quest.