Far in the future, ecological disaster on Earth led humans to create a race of androids called Neoroids to clean up the mess but they promptly turned on their human masters and enslaved them. Enter a lone fighter named Casshan with a mission to free humanity ... and restore his family's honor.
Season 1
In the near future, robot technology has advanced to the point of self-awareness. Under the leadership of the "Black King," machines have decimated the human population and conquered the world.