Nightmare Sun

A shred of Nightmare Moon's essence returns to infect Princess Celestia. Is she slowly going insane, or is this a glimpse of what could have been? Or what will be...

Princess Celestia awakens from a nightmare and discovers something has come back with her. Desperate measures are enacted, and Equestria will be changed permanently.
Come with me little ones, I don't bite...
Warning: GORE, body horror, regular horror, grimdark.
I swallow whole.
Edited by Lunalicorn.

Complete