The Paramekian Empire decided to take over the world. Its soldiers and Dark Knights persecute innocent people, burn whole villages, hunt down brave warriors. Now Phin, the homeland of the four heroes, has been destroyed by the evil empire. Only four young warriors could escape, three men and one girl. On their way to a neighbor town Altea, they were attacked by the Dark Knights. Three of them were brought safely to Altea by the order of the rebel army. But one has not yet been found...