Hy Brasail

Keen, the magician along with his talking crow wanders the land to find Hy Brasail. Along the way, they meet a boy called Yuharu whom later join their journey altogether. Keen is not like the other magician, he rarely use magic and he hates human and seldomly help people. He always carried a brown leather bag around his neck. Inside the bag is a round mysterious seed which Keen deem to be very important stuff to him. Will Keen be able to go to Hy Brasail and what is the significant meaning of the seed in Keen's bag?