Ice crept upon the open windows as mist started to roll into the room. Not a few seconds later did a dementor push a window open further, swooping inside. And then another and another until the room was swarming with dementors. At last. They were inside the castle.

Rattle rattle rattle.

Noticing a light from behind the semi-closed door, they glided towards it, eager to get on with their mission. CLUNK! Rattle rattle? A frozen bucket of water came down upon one of the dementors as it opened the door. Pairs of scabby hands appeared while horrifying noises came from their mouths, ready to grab whichever being decided to set this up and suck out their soul, but unfortunately, there were none. Here at least.

RATTLE RATTLE RATTLE RATTLE.

The angry dementors flew out the door and further into the castle.