Dennison is a younger noble raised, unbeknownst to him, to face his brother Varion in battle. Varion has nearly finished conquering the rebellious parts of the empire. The emperor expects Varion to turn and try to become emperor. Thus, Dennison, who is a screw up that can't win any of his battles.

The whole thing is reasonably interesting, except for the abrupt end. One failure should not result like that.