Square Enix revealed Kingdom Hearts HD 2.8: Final Chapter Prologue during the SCEJA Press Conference 2015, and the company revealed more details on all three titles that are part of the upcoming HD remake. [Thanks, Game Jouhou.]
So far, we know that Kingdom Hearts HD 2.8’s Dream Drop Distance is a full HD remaster version. As for Kingdom Hearts X[chi] Back Cover, it will depict the story that takes place behind the scenes concerning the Foretellers in new HD movie. It is said that the short story will tell an important part of the series.
Kingdom Hearts 0.2 Birth by Sleep: A Fragmentary Passage tells the story of what happens after the events of the 2011 PSP title, Kingdom Hearts: Birth by Sleep. You’ll play as Aqua in this completely new short story, that is said to connect to the events of Kingdom Hearts III.
Kingdom Hearts HD 2.8: Final Chapter Prologue is in development for PlayStation 4, and will release in Japan, North America, and Europe.