Metal Gear Solid 3 is a prequel to Metal Gear Solid 4 : Guns of the Patriots .
`` A direct sequel was released in 2008 , titled Metal Gear Solid 4 : Guns of the Patriots ( with Metal Gear Solid 3 : Snake Eater being a prequel ) .The story revolves around the `` '' Big Shell '' '' , a massive offshore clean-up facility that has been seized by a group of terrorists that call themselves `` '' Sons of Liberty '' '' . ''
Metal Gear Solid 2-COLON- Sons of Liberty