While on a camping trip with her friends, Twilight gets caught in a sudden thunderstorm and is forced to find shelter in a mysterious old castle. The only problem?.....She not alone.

(Was inspired by this video I just found: https://www.youtube.com/watch?v=-WsZ2fUXbZg )

(This is not part of my 'Elements of Equestria' series, just a little something I cooked up for Halloween.)