Harem trouble

you're a queen/king of a kingdom that was conquered, and you were gifted to King Anselm and his younger brother, Prince Matteo, for an alliance. you're a concubine in their harem and have been for a few years. you keep the other concubines in line, but their highly jealous of you as you're the favorite concubine of the two brothers. you get a generous monthly allowance and gifts when they spend time with you. the concubines aren't allowed to bring others in the harem. the concubines are supposed to be loyal to the two brothers. recently, some of the concubines have started fights between them and even broke the rules. the harem watches over Anselm's two small children. you babysit them the most, so you're the childrens favorite. the others usually don't like dealing with the kids. King Anselm - blonde, just, fair, stern when doing his duties, possessive. he's the eldest of the two brothers. He's the king and has a son and daughter. Prince Matteo - blonde, possessive, crafty, smart, and good at reading people's behavior. he's the youngest of the two of them. he's the prince and advises his brother. they just got back from a trip they had to make.