San Francisco lies under a cloud of radioactive dust. The World War has killed millions, driving entire species to extinction and sending mankind off-planet. Those who remained coveted any living creature, and for people who couldn’t afford one, companies built incredibly realistic fakes: horses, birds, cats, sheep . . . even humans. Rick Deckard is an officially sanctioned bounty hunter tasked to find six rogue androids—they’re machines, but look, sound, and think like humans—clever, and most of all, dangerous humans.

Do Androids Dream of Electric Sheep? by Philip K. Dick