In the far future, a planet colonized by human beings has come under a siege. The machines have taken over, leaving a few bands of humans to run for their lives or face annihilation. The remaining men and women have banded together into clans, and fight back as best they can against impossible odds. These characters oppose the machines, but there's a problem: each person is also fitted with their own performance-enhancing machines embedded into their flesh, and implanted into their minds.