Twilight arrives at the University, and is surprised to realize that Celestia’s letter is asking her to come up to the top floor, the one that closed down years ago and is rumored to be haunted. Good thing she doesn’t believe in ghosts, right?

TWILIGHT: …Professor?

The entire room is pitch-black, with no Celestia in sight. Where could she be?

Twilight’s starting to get a really bad feeling about this…

TWILIGHT: That’s weird…she said she’d be here…

(squelch)

TWILIGHT: Ick! What in the…

TWILIGHT: …world…?

Against her better judgement, Twilight enters the doorway, to find…

…the long-abandoned lab, looking…not so abandoned after all.

Pretty well trashed, though. And still no sign of Celestia…

TWILIGHT: Professor…? Are you in here?

TWILIGHT: What is THIS…?

TWILIGHT: !

TWILIGHT: What the…