เนื้อเรื่อง

it is the year 2046. an anthropomorphic extraterrestrial species has overrun planet earth, and is unleashing its destructive forces on major cities across the globe. apocalypse threatens as rumor spreads that the invaders have scheduled a 7,000 megaton nuclear detonation. you are all that stands between your planet and a nuclear winter. now is the moment of determination, iron commando...