Maestro is a very important character.
At the beginning of his story, he is a pathetic little child, too scared to be without his mother, however, he was told by the gods, that he must go on a journey to defeat the evil sorcerer, Ares. As he progresses through his adventure, he will get stronger.
He likes to play violin, he was never taught how to play it, but he can somehow play it perfectly.
He has also been very poor all his life, he eats out of the trash sometimes…