The Peripheral is a science fiction novel written by William Gibson. The story is set in two different time periods, one near-future and one further into the future. In the near-future, a woman named Flynne Fisher becomes embroiled in a high-stakes mystery involving virtual reality and advanced technology. In the further future, a group of post-humans known as the 'Hinterland' use time travel to manipulate events in the past. As the two timelines converge, Flynne and the Hinterland must work together to prevent a catastrophic future. The Peripheral is a thrilling and thought-provoking novel that explores the intersection of technology, time, and the potential for human evolution.