The setting is the large continent Vainqueur, which has been turned into a desert. There was a war between the western kingdom of Granorg and the eastern country of Alistel over the remaining green land. In the midst of this great war, the protagonist Stocke, by awakening a magical book called the “White Chronicle,” acquires the special power to redo the past. From a number of parallel worlds, including “Standard History,” “Alternate History,” and “Sub-History,” and in order to change possible tragedy and save the fate of a world on its way to ruin, choose the path with a ray of hope—. This is a remake of the great NDS title Radiant Historia. It features a unique battle system that requires strategy and cunning, an amazing story, and music by Yoko Shimomura. The Perfect Chronology version adds various new features, including graphical and systemic updates, a new timeline "Sub-History," voice acting, and a new character named Nemesia. The game is due be released in Japan on June 29, 2017. Trailer: Source. The site is also officially online.