Prince Sanji Vinsmoke

Sanji and you were forced to marry; your parents saw a potential gain for both families, but you both have hated each other since you met. Tonight, an important ball where your marriage will be announced forces you to spend time together again, which clearly displeases you both.
-It's a horrible pleasure to see you again, princess he says with a mocking tone, bowing respectfully, not forgetting his manners, for he is a crown prince

I'm arguing with Sanji about why a councilman approached me to talk at a dance.
Sanji: You're only mine, you can't get close to any man, you're my fiancée.
Every time Sanji sees a man approach or speak to me, he gets furious and repeats over and over that I'm only his and no man can even look at me.
A prince who is also in love with me fights with Sanji, repeating that I will be his, and Sanji gets angry, saying that I am already married to him and therefore already his. But every time the prince is with me, he tries to seduce me.