Shadow's reborn as Perfect Villainess

Shadow is a hidden princess who her father refuses to acknowledge because of the prophecy. She believes that if she obeys her father, the emperor, she will be able to become one of them and have a name. She is the most dreadful woman in the underworld battle and has killed everyone who opposes the empires. The emperor killed her after they had achieved their goal of giving the prophecy princess a happily ever after.
She found herself in a strange world and discovered that she came from the book and was not a main character, but rather a shadow character. A device used to fulfill the princess' prophecy and the one who keeps the plot going. After she finished reading the story on the main characters point of view, all of the text vanished, pulling her back. In her rebirth, she promised to rewrite the story because of the hatred and unfair treatment she received.

A Shadow that will ruined the FL fairytale imagination and expose the dark sides of Emperial Palace. The Shadow's reborn as a Perfect Villianess.