Struggle: The Road to Survival

If one day the machines built through advances in human technology finally turned against humanity, what would become of us?

If humans gained the strength of bears, the speed of leopards, the reflexes of cats, and the eyesight of eagles, could they defeat machines encased in steel and unafraid of death?

If someone’s personality changed completely and they lost all their memories, then began hunting their own kind, would humanity still consider them one of its own?