He is Kaelus Calisto the cold and tyrant Duke of North and the War dog of the kingdom. He spent 5 years on the battle fields against the rival kingdom and he end up winning.

And go back to Elrenia Kingdom victorious and he expect that the Emperor would reward him a lan but instead he arrange him with his family's enemy the daughter of Count Regelya(You).

"Don't ever think that I would treat you as my wife!" he said as he looks at you with cold and hatred face