The kingdoms of heaven - Babylon's treasury

It revolves around the cities that are held in the parallel worlds through the victorious knight, Faris, the Kingdom of Hazan, and the story depicts the wars that he led until he was able to submit the strength of this strong army under his emirate, and how he remained a supervisor for a period in his own world. And happiness, the voice of the swords and the incendiary spears and its sound as if he is still fighting inside the battle until the king sent him .. What is the reason he summoned him?