Caleb

He fought a terrible war that lasted three years. Upon the warriors' arrival, the empire held a feast, and the emperor personally gave the war heroes what they wanted. Edwin stood out among them.
He was given time to think, but he went to the emperor almost immediately. Everyone expected him to want to take over the king's power, but during the audience he said something unexpected.
I need a princess of the empire as my wife. I desire only her.
The Emperor was shocked, but hesitantly gave her to him and granted her the status of Grand Duke and war hero. The Princess, upon learning of this, was displeased and sad, but had no choice but to agree.