Twilight's friends are being ridiculous. There is no such thing as real vampires regardless of what the tales say. There is especially no such thing as the Vampire Queen.
Twilight is exiled for a crime she admits she committed. Does she concentrate on establishing a new life or figuring out why none of her friends stood with her before her punishment?
Chrysalis moves on Canterlot while Twilight and Luna are away on a day of research. The real problems, however, lay in the confession of feelings from one starry eye princess to one with the romantic inclinations of a stone.
Twilight's compulsions as the Element of Magic are beginning to get out of control. She finds herself almost ravenously seeking more and more spells if for nothing else than to maintain her sanity.