From Wikipedia: BioShock Infinite is a first-person shooter video game developed by Irrational Games and published by 2K Games. The third installment in the BioShock series, Infinite was released worldwide for the Windows, PlayStation 3, Xbox 360, and OS X platforms in 2013. The game is set in the year 1912 and follows its protagonist, Booker DeWitt, who is sent to the airborne city of Columbia to retrieve a young woman held captive, named Elizabeth. Booker rescues Elizabeth and the two become involved in a class war between the nativist Founders that rule Columbia and the rebel Vox Populi representing the city's underclass. Elizabeth possesses the ability to manipulate "Tears" in the space-time continuum that ravage Columbia, and Booker and Elizabeth discover she is central to the city's dark secrets. The player controls Booker Dewitt throughout the game, fighting enemies and scavenging supplies, while the AI-controlled Elizabeth provides assistance.