I Became the Devil Queen's Heart Demon

My name is Chen Mo, a gaming nerd. Recently, I've been obsessed with a single-player game called “Absolute Immortal” and have defeated the final boss, [Lady Yu], over a hundred times using cheats. Then, I transmigrated. I became Lady Yu's lackey. On my first day at work, why does it feel like Her Majesty is looking at me strangely...? ... My name is Yu Youhan, Imperial Consort of the Yuan Dynasty, with immense cultivation power, dominating the nine provinces. I recently had a 'dream'. In the dream, I was wantonly tormented by a man, utterly powerless. I initially thought it was a mistake in my cultivation, thus giving rise to a heart demon, until that 'inner demon' appeared right in front of me... ... Within the high walls of the deep palace. 'There are many ways to conquer a heart demon, it doesn't necessarily have to be through force...' 'Your Majesty, I, I admit defeat!' 'Who allowed you to admit defeat? Dare to defy this palace, and you'll be punished for another hour!' '...'