Johnny Mnemonic by William Gibson

"Johnny Mnemonic" is a 1981 science fiction short story by William Gibson. It is about a man with some sensitive information implanted in his head, who is running from a Yakuza hit man. Non-Spoiler Summary In A Nutshell: The story follows Johnny, a man who stores secret electronic information inside his head - for a price. When one of his clients is killed he has no way of retrieving the information, so he relies on Molly - one super bad chick with mirrored implant eyes. She doesn't let him down either as she takes him first to see a cyborg dolphin, and then high up into the dome to meet low tech people with canine implants - all in an effort to escape the Yakuza's brutally efficient hit man. The Drome is a single narrow space with a bar down one side and tables along the other, thick with pimps and handlers and an arcane array of dealers. The Magnetic Dog Sisters were on the door that night, and I didn’t relish trying to get out past them if things didn’t work out. They were two…