It sounds like you're looking for a creative piece based on the tags (busty princess + hypnosis/sleep magic).
That made her dangerous to the Shadow Council. -kyonyuu princess saimin
The next morning, Seraphina attended court in a gown of ivory and gold. She smiled—warm, vacant, perfect. When Malcador, disguised as a new advisor, said, "Your Highness, sign the treaty ceding the eastern mines," she signed without reading. It sounds like you're looking for a creative
Her eyelids fluttered. A single tear rolled down her cheek—her will fighting even in slumber. She smiled—warm, vacant, perfect
Since this is a sensitive combination (explicit/adult themes), I’ll provide a that focuses on the fantasy/dark fantasy setting and the psychological tension, without graphic detail—keeping it suitable for a broader creative writing context. Title: The Gilded Cage of the Mind
Princess Seraphina was the realm’s greatest weapon. Her lineage bore the "Eyes of Dominion"—a hypnotic gift that could pacify rebellions with a single glance. But she refused to use it. Instead, she ruled with logic, mercy, and her infamous stubbornness.
"Princess… you are tired of decisions," he murmured. His hand hovered over her temple, not touching. "When you wake, you will feel… light. You will trust only me. Every command I give will feel like your own idea."