My Brother, My King Part III: Truth

Part I of a Trilogy:
Part I, Betrayal - The crown is Devon's birthright, not Mark's. And Devon will do anything to get it back.
Part II, Assasin - Dad wasn't the only one who wanted Mark dead.
Part III, Truth - Haunted by his terrible deed, Devon sees his father's ghost everywhere. Only the truth will ease his conscience. But what will his family do when they find out?