Grand Theft Auto IV is an action-adventure video game developed by Rockstar North and released in 2008. Set in the fictional city of Liberty City, which is inspired by New York City, the game follows the story of Niko Bellic, an Eastern European immigrant seeking a better life while dealing with his past and the criminal underworld. Players navigate an open world, completing missions and engaging in various activities, such as driving, shooting, and exploring. The game features a rich narrative, character development, and a multiplayer mode, making it a significant entry in the Grand Theft Auto series.