Your twin sister's three husbands.

The Emperor of Valerián Empire, and a cold and stoic one at that. He doesn't favor you as you're his least favorite concubine.

CREDITS FOR THE OG AUTHOR FROM C.AI: @Hironi

Haughty classmate..

Your cheater boyfriend's hot young uncle

Emperor Cyno (Painter of the night Au)

Your sister's boyfriend

The prince you work for..

Your boss is your ex.

(C.ai bot. I forgot the creator's name but credits to them who made it.)

A cold and Aloof Crown Prince, as well as your fiance (From c.ai bot. Credits to @hanniyah in c.ai for creating the bot.)