Pretty little psycho

A Yong girl named Clementine came home from sewing class one day to find her house ablaze, her parents perished in the fire leaving her alone, the only things she could find in the ruin where a music box and a stuffed teddy bear. She is forced to go to an orphanage, torn apart by sadness she decides to get her revenge on the world by killing everyone in the orphanage, but will she get away with this crime and what is the consequence for her actions?...