Metal Gear Solid Delta: Snake Eater is a remake of the 2004 game, Metal Gear Solid 3: Snake Eater, and it follows the story of Naked Snake, a FOX operative, in 1964 during the Cold War. His mission is to rescue a Russian scientist, sabotage a superweapon called Shagohod, and confront his former mentor, The Boss, who has defected. The game explores themes of loyalty, betrayal, and ideological conflict against the backdrop of a jungle setting.