GTA V is an open world, action-adventure video game developed by Rockstar North and published by Rockstar Games. It is the first main entry in the Grand Theft Auto series since 2008's Grand Theft Auto IV. Set within the fictional state of San Andreas, based on Southern California, the single-player story shadows three criminals and their efforts to commit heists while under pressure from a government agency. The open world design lets players freely roam San Andreas's open countryside and fictional city of Los Santos, based on Los Angeles. The game was released on 17 September 2013 for the PS3 and Xbox 360, on 18 November 2014 for the PS4 and Xbox One, and on 14 April 2015 for Microsoft Windows.