"Cosmopolis" is a novel by Don DeLillo, published in 2003. The story is set in Manhattan over the course of a single day and follows the life of Eric Packer, a young billionaire who sets out in his limousine to get a haircut. As Packer's journey progresses, he encounters a series of characters who challenge his worldview, including his estranged wife, a former employee, and a violent protester. Meanwhile, Packer's financial empire begins to crumble, and he becomes increasingly disconnected from the world around him. DeLillo's prose is spare and meditative, and the novel explores themes of capitalism, technology, and the isolation of modern life. "Cosmopolis" is a provocative and challenging novel that offers a searing critique of contemporary society.