The Black Empress in the Belly of the Empress

This is a world where women are forced to become empresses because there are few women. Here, our heroine Feng Luan was named the princess of the Luan Kingdom at birth, and then smoothly became the empress. However, what everyone found strange was that she didn't have any of the playfulness of other royal women. She didn't even have a man, which made some ministers anxious.