The Sections of Harmony have many different roles, among them is general peacekeeping, in a world without crime the average pony isn't equipped to deal with such things as a Vampire invasion.

It's started small, only a single town has fallen, but as news spreads, a new threat to Harmony surfaces: The Originals, the ponies first Turned by Nightmare moon.

At the end of the last story, Dash was let in on a secret she wasn't supposed to know, Pinkie Is a Werewolf

What will come of this revelation? will she simply have her memory wiped? Who can say, as pawns move across the board, it might not be enough for Twilight to handle it herself.