STAND BY YOUR LAN

is a 1968 dystopian science fiction novel by American writer Philip K. Dick. It is set in a post-apocalyptic San Francisco, where Earth's life has been greatly damaged by a nuclear global war. The main plot follows Rick Deckard, a bounty hunter who has to "retire" (a euphemism for kill) six escaped Nexus-6 model androids, while a secondary plot follows John Isidore, a man of low IQ who aids the fugitive androids.