Grand Theft Auto: San Andreas is an open-world action-adventure game developed by Rockstar Games. The game is set in the fictional state of San Andreas, based on California and Nevada, in the early 1990s. Players assume the role of Carl "CJ" Johnson as he returns to his hometown of Los Santos after a five-year absence. The game features an extensive array of missions, side quests, and activities that allow players to explore the vast world freely.