Powerfulprincesses Stories

They live at mortal world with no parents. They work on their own so that they can live. They dont know each other. But because of that letter,the four girls will meet. The four girls that will be the main characters here on the story. They will be friends and will help each other in the time of danger. They should be living a happy life. As royalties. Not as slaves. But... They dont know that they are princesses. Princesses that are really powerful .