The Shadow Moses Incident. The game where Metal Gear made a splash in the gaming world with its unique and diverse 3D game play, makes its way into the Alaskan archipelago.
The year is 2005 and the Special Forces Unit Foxhound takes control of a nuclear weapons disposal facility on Shadow Moses. Their demands are the body of Big Boss, $1 billion, and the antidote for FOXDIE within 24 hours or Foxhound will launch a nuclear Armageddon upon the world. Solid Snake is dispatched to stop Liquid Snake at all costs, but little does he know this is actually a facility that contains a new Metal Gear known as Metal Gear Rex designed by Dr. Hal Emmerich commonly known as Otacon. Solid Snake discovers his relations with Liquid Snake, that they are twin clones of the Big Boss, who used to be the perfect Soldier.
Infiltrate enemy territory, avoid battles, and avoid being seen. Use the weapons you find to your advantage to complete your mission. You can use a disguise to fool your enemies and you must use the weapons at your disposal to defeat the bosses as you gradually get closer and closer to finding and destroying Metal Gear. Only then will your mission be complete.