Imagine living in a really big house with a king or emperor who had many, many wives. All of these wives and their children would live in a special part of the house that was just for them. This part of the house is called the imperial harem.
The women and children in the harem would have their own rooms and places to play. They would also have servants to help take care of them. The king or emperor would visit them in the harem to spend time with his family and maybe talk to them about important things.
It was important for the women in the harem to be beautiful and well-behaved because they were there to make the king or emperor happy. They would wear pretty clothes and put on makeup to try to look their best. Some of the women might even hope to become the king or emperor's favorite wife.
Although it may seem exciting to live in the imperial harem, it was actually very controlled and sometimes even lonely. The women were not allowed to leave the harem unless they were going with the king or emperor, and they couldn't see their families or friends outside of the harem.