Welcome to the D.O.E. General,Your assignment is to see that the final ships from earth leave safely before the slaving race, known to us as the Verookuzan and their allied forces, destroy Earth and enslave its inhabitants. By utilizing what’s left of E.D.N (Earths Defense Network) and its orbital galactic stations, you stand as Earth's last line of defense. As the newly appointed D.O.E. (Defender of Earth) ,YOU will, outlast this Alien Armada so that our mother ship The Arch can launch. We will be hunted, but our civilization will live to fight another day. Free from these tyrannical beings bent on subjugating the human