The base has spotted an illegal trading business on the airport and they have sent you alone to the location to eliminate them. You have to eliminate all of the dirty armies and stay alive to complete this mission.
You've been causing too much trouble behind enemy lines. They're going to take you out the only way they know how. RunNGun as many as you can before destiny catches up with you.
A nuclear war has devastated your once beautiful planet. The world has gone to hell, as have all life-forms. Everyone and everything has mutated into horrible horrible creatures. Can you survive?