Four months have passed since the Ghostbusters mission in Equestria. Now they must return to protect it from the ghost of Nightmare Moon who still desires to make nighttime eternal in the land. Will the boys and and ponies defeat this ghostly monster, or will all of Equestria fall into eternal darkness?
Continuation from The Pony Ghostbusters If you've not read it, then you will not understand this one.
When the ghost of King Sombra haunts the Crystal Empire, the girls have no idea how to handle an entity like that. So who're they gonna call?
The Ghostbusters are back and ready to protect Equestria from the ghost of Luna's darkest side that's back and out for vengeance.