Chapter 1 Y/n the Kitsune?

Y/n, a young girl who was changed from a human into a special grade curse because of her negative feelings when her little fox friend died. Her negative emotions corrupted the spirit of her fox before it entered her body fusing with her soul. The spirit of her fox changed her body giving her fox ears and a tail. After the changes happened to her soul and body, she changed into special grade cursed spirit.