Traveling Through Time: The Prince's Little Maid

So, I'll try my hand at a transmigration story too, alright? Hehe, I don't know history? No problem. I'll just write a fictional setting. Now, who is this beauty with such a wicked look on her face? And she wants me to be her personal maid? Wow! Free food and housing? That sounds great... Wait... that's not right! Why is there something hard on this beauty's body?