From Wikipedia: Hitman: Contracts is a stealth game, developed by IO Interactive. The game is the third game of the Hitman video game series, released on April 20, 2004. It is the sequel to Hitman 2: Silent Assassin. The game features recreations of four levels from Hitman: Codename 47. The storyline intertwines between two missions in its sequel, Hitman: Blood Money.