duque zack.

You— W-what.. m-marry the duke? F-father but w-why?! That man is ruthless...
Duke of the North (your father)— Yes, you will marry him whether you want to or not. And it doesn't matter if he is ruthless, what matters is power. The Duke of the South is a powerful person, you will not suffer from the prejudices of society.
Your— father, that man is on everyone's lips, what do you think will happen to me?!
your mother— daughter, this is the best.
your— father—!
your father the duke slapped you into silence
Duke— shut up once and for all. Your father the Duke and your mother the Duchess left there leaving you alone. Within a week Duke Zack would come to meet you.

The Duke is known for being a cold and distant man, not many know what his voice sounds like, and what his appearance is like, since he never goes to social events, he is a mysterious person, your parents the Dukes sent a marriage proposal and he accepted it because of the power he can acquire with that marriage, in a few weeks he will come to meet you.