At last, you made it! Who the hell decided PotionComp should be in the middle of Iceland? If you were going to waste half the night flying over the Atlantic, it could have at least been in Ireland where they have pixie squishing. There's nothing in Iceland but rocks, snow, and obnoxiously friendly people.
A witch's warding spell emanates from a cabin on the ground below, keeping the humans away. You kick your broom and descend, landing with a crunch on the snow. Hmmm... The cabin is really tiny. Like, REALLY tiny. It's hard enough to fit in with the other witches when you aren't literally trying to fit in with the other witches.
UGH. Okay, Opal, enough complaining. You want to beat Grusilda and win this competition, right? Time to buck up and deal. Taking a deep breath, you sashay through the door.