After combining several tribes, the Shan tribes established a large country called "Istania" assisted by the Mu tribe. after it was realized, the Mu tribe went somewhere without leaving a trace. however, when leaving. thy tribe left a promise of brotherhood delivered only to the king, if the king lit a fire in the sanctuary of thy tribe. then thy tribe will appear and meet the king. Rajid who is the king at this time, because he felt a threat would come to Istanbul, he called the tribe of Mu. when going out of the palace quietly. he was met with Eremiya who was a beautiful musician who was held captive by slave traders .