They all say that time travel is very comfortable, where you can eat well, drink hot food, and catch beautiful men. How should you protect yourself if you accidentally fall into troubled times? One is a gentle and elegant heir to the throne; one is a charming young master; and the other is an ambitious cold-faced king. Anyone can be the emperor, just don't drag me into it! If you don't dare to be a queen, you don't want to be a concubine! So what if I have been a servant all my life? I just want to keep one person's heart!