Snow Crash is a science fiction novel written by Neal Stephenson. It is set in a near-future where the internet has evolved into a virtual reality metaverse called the Metaverse. The story follows Hiro Protagonist, a hacker and pizza delivery driver, as he uncovers a conspiracy involving a dangerous computer virus called Snow Crash. The book combines elements of cyberpunk, linguistics, and ancient mythology to create a thrilling and thought-provoking adventure.