The Only One/ Female × Sky × Riven Pov

Anna was a girl everyone knew about as the girl who can't take a break. Before her mother died her best friends Sky and Riven made a promise to protect and look after her. One day a new girl shows up knowing nothing about Anna and her past, will this be the fresh air Anna needs? Or will this be what makes her break?
This story is not written in any perspective therefore it doesn't have speech quotes it's just written from a readers pov

Ps I don't own any of the characters but my own.