 "The Brothers" is a story of two valleys, Gleann Gleatharan, ruled by Cinnfhail of Dun Gorm, and Gleann Fiach, ruled by Sliabhin of Dun Mhor.Separating the two valleys is a Sidhe-wood, which Dun Gorm respectfully keeps out of, but in which Dun Mhor defiantly hunts.The Sidhe have blessed Gleann Gleatharan with peace and good fortune, but cursed Gleann Fiach with bad luck and misery.