D4: Dark Dreams Don't Die

D4 is an episodic video game developed by Access Games and published by Microsoft Studios exclusively for the Xbox One.[3] The game was announced during Microsoft's E3 2013 press event.[3] The title represents the phrase "Dark Dreams Don't Die", as well as the fourth dimension (time).[4] The game is unrelated to the D video game series.[4] D4 was released one day early on September 18, 2014.