Neuromancer is a science fiction novel written by William Gibson. It is considered one of the defining works of the cyberpunk genre. The story follows a washed-up computer hacker named Case, who is hired for one last job involving artificial intelligence and virtual reality. Neuromancer explores themes of technology, identity, and the blurred boundaries between the real and the virtual. It is a groundbreaking novel that has had a significant influence on the science fiction genre.