Norway felt it first: a cold menace lurking in the shadows waiting to pounce.
The fairies felt it too: without a word of farewell, they vanished.
"Ísland, do you-?" he started to ask.
"Ja."
"It's a demon, isn't it? One of yours?"
"Ja."
Both brothers were now standing, back-to-back, looking around the room, trying to find the demon. They had attracted the attention of Denmark and Sweden, who had been fighting; and Finland, who had been trying to break it up.
"Bros! What's going on?"
"Shut up, Danmark." Norway continued scanning the room. "There's a demon in here."
Laughing, Denmark came to stand in front of the glaring Norwegian. "You don't still believe in demons, do ya, Norge?"
In a sharp, well-practiced motion, Norway yanked Denmark's tie so that they were eye-to-eye. "This is no laughing matter, Idiot. Kindly shut up so I can figure out how to get rid of the de-"
His words were cut off by a loud clap of thunder (odd, since it had been a nice, sunny -if a bit chilly- fall day earlier) and a flash of darkness.