"Miss Grimm, come out!"
Professor Snape kept pounding on the tightly closed door, still holding a blown-to-pieces cauldron in his hand. "It seems I've been far too lenient with you, seeing as you dare sneak into the dungeon to brew Potions while I'm away."
"I didn't, I wasn't, you're just making things up!" came the girl's defensive voice from behind the door. If you listened closely, she was still muttering under her breath, "How was I supposed to know you'd be back so early..."
Chapter 46