Shinkyoku Soukai Polyphonica - After School Japan - PSP - Visual Novel

Several months have passed since the incident at the Sousei Gakki was resolved. Peaceful days were supposed to have returned, but something has gone wrong with history and people''s memories. When Folon and his friends realize this, a mysterious organization stands in their way. What is their purpose? Even former enemies are drawn into the conflict, and it escalates into a major incident that will shake the world!