He led a quiet life there, and was involved in various small crimes and car thefts. Short summary of the CJ's story in GTA: San Andreasįollowed by the death of his brother Brian, CJ moved to Liberty City for a fresh beginning. Carl Johnson, popularly known as CJ, is the one we are talking about, and is the second-in-command in the Grove Street Families, a popular street gang in Los Santos. The protagonist of GTA: San Andreas is a favourite character for many GTA enthusiasts across over the world.