Trails of Zero Evolution will have full voice-acting for its story, as well as 74 rearranged music tracks and a new opening video. The game will also have new sub-quests and a graphical upgrade. You can read up on other features here.
The Legend of Heroes: Trails of Zero Evolution is scheduled for release in Japan this summer. It will cost 6,040 yen ($78) in stores or 5,040 yen ($65) on the PlayStation Network.