Who'll Survive? (The Vamps, One Direction, Union J, The Wanted FanFiction)

The Vamps, Union J, One Direction and The Wanted and their girlfriends/boyfriend are all invited to a Halloween party in an abandoned castle, literally in the middle of nowhere. They don't think nothing of it, only it's a good place to throw a Halloween party. They have to dress smart and casually as their costumes wo...