Follow Snake aka Big Boss as he goes on to infiltrate an American black site in Cuba called Camp Omega. His mission is to rescue Cipher agent, Paz Ortega Andrade and child soldier Ricardo “Chico” Valenciano.

This is the first Metal Gear Solid game to feature the open world style of gameplay. Added to that, the game also features new sneaking and traversal methods. This game is the prolog to Metal Gear Solid V: The Phantom Pain.