Dual Hearts

Long, long ago, the real world and dream world were one and the same. But because of the dark thoughts in people's minds, the Nightmare was born and threatened to end the world. A brave sage appeared and, by using the Holy Instruments and the Dream Stone, sealed the Nightmare away into the holy land. Peace was restored but the world is now separated into the real world and dream world. Years later, people forgot what has happened, and only recalled the events as a legend. Many have also heard a...