One day a girl starts to awaken to her fate. Even if that fate may be too harsh for that frail body of hers. A woman sings in the Roman-era Odeon. A secret is now hidden under its remnants, exposed to the elements for all eternity. A mysterious human race that had come to Earth from some far unknown. Could that girl be a reincarnation of the songstress Mirei? In the flow of time an ancient phantasm nobody remembers reoccurs again. Where is humanity being guided to? Past and present intersect here...