Grand Theft Auto: San Andreas is an open-world action-adventure game developed by Rockstar North and published by Rockstar Games. The game is set in the fictional state of San Andreas, which is based on California and Nevada. It features a single-player story that follows Carl 'CJ' Johnson, who returns to his hometown of Los Santos after a five-year absence. The gameplay involves elements of driving, shooting, and role-playing, with an open-world design that allows players to explore the game's vast environment freely.