As Nightmare Night approaches, a mysterious wind begins to blow through Ponyville, bringing with it many hidden terrors. Will anypony remember the past and notice a trend? Who will suffer from what is to arrive with the dark breeze? Four ponies who you may be quite familiar with will face the darkness, and we shall be watching their actions as the story unfolds. So come with me, dear reader, into the dark, the fog, and the shadows, to experience from afar the very horrors that terrorized the peaceful town that autumn. But be warned: something tells me that the ending will not be a happy one.

A strange blue box in an alley. A mysterious letter in his own hoofwriting. Instructions to go to Ponyville. These things lead a Fillydelphia weatherpony on a dark quest in search of a missing pony, aided by a cross-eyed mailmare. Will they find the Doctor before it's too late? And what evil secrets lie beneath the grand city of Canterlot?