I Became the Tyrant's Chambermaid

I was possessed. As a chambermaid to the future tyrant in the tragic romance novel I was reading! Still, I tried to survive by using my major to provide five-star hotel-level service... and the male lead seems quite satisfied? "I'm very pleased with your work. Except for that wretched way of speaking." "If there is anything that displeases Your Highness, I will correct it." If I don't want to die, I have no choice but to work hard until the female lead arrives. But why does it feel like things are getting more twisted the more I work...? "The young lady left the mansion a few days ago." "...Excuse me?" Now even the female lead, who should be here, has disappeared, and "Where are you...