Twilight's Intelligence became better than a extremely intelligent pony and her horn suddenly glowed and her horn created a small black hole to the Everfree forest and a mysterious mist flew around Equestria.
If the mist is inhaled by a Pony.The pony's mind and soul will be corrupted.
The pony who is corrupted can also infect their corruption to a another pony and just staring into the victims eyes.
Twilight still doesn't know about the mist incident even though her horn created the mist.
Will Twilight be able to know about the mist incident?
Find out by reading this fan fiction!