(Free in the sense of freedom)
Second variety is a wonderful and influential short story written by Philip K. Dick. This is a science fiction which describes the destruction caused to earth surface by nuclear wars making it uninhabitable for human beings. This short story is full of suspense, violence and thrill. In the process of evolution, the second variety is very well equipped to kill the already existing once. Initially it may appear bit difficult to get along the plot, once getting hold then all the turns and twist are amazing. This is a classic piece of literature which conveys a great message to protect human race on earth from the lethal weapons created by man himself. It mainly depicts the destructions caused by nuclear wars.
Defeated by Russia, American government flees to moon base and develops advanced technologies to fight back. They develop robots called claws, the killing machine. Soldiers of UN forces are protected by a special kind of wrist tab. They were produced and designed in an unmanned factory. Within the span of six years the claws have destroyed the entire Russian army. But later machine overtook man and there was a threat of great disaster. UN forces were urgently summoned by Russians for policy meeting. Major Hendricks is sent for negotiation with Russians On his way he was accompanied by a boy who later turn out to be a 1-V robot. It was reveal that the US wrist tab became ineffective against claws. Along with three Russian soldiers, Hendricks set on a journey to prevent the destruction. And it becomes very difficult for Hendricks to find out who is the second variety robot among his Russian companions.