After tossing out that "thank you," Filch truly left without looking back.
"Wizet!" Fred and George slung their arms over Wizet's shoulders again. "Shall we find an empty classroom and discuss this in detail?"
"Discuss it in detail?" Wizet blinked. "About Mr Filch's Ritual Magic?"
"That's right!" Fred and George moved in perfect unison, pointing toward a distant corner. "There's an empty classroom just around the corner. Let's sit down there and talk it over properly!"
Fred and George set up a lectern, then dragged over two sets of desks and chairs before saying with great seriousness—
"What did Luna say before..." The two slapped their foreheads. "Right! Professor Wizet, hurry up and begin!"
Wizet smiled and gently shook his head. "If I explain it to you here, you'll have to explain it to Neville and the others later. Is that alright?"
Fred pulled a face. "Wizet, copying Professor McGonagall isn't a good habit!"
"Exactly!" George nodded in agreement. "Who assigns homework before the lesson even begins?"
Wizet pointed at the door. "Or should we wait until everyone is here tomorrow?"
"Explain it now!" Fred and George were resolute. They even came up with a solution. "If it comes to it, we'll extract some memories! Let them watch them in the Pensieve themselves! We'll explain from the side!"
"Alright..." Wizet cleared his throat. "Fred, George, based on what you know about magical creatures, what differences do you think exist between magical creatures and wizards?"
"Magical creatures are much stronger than wizards?" Fred said. "Like dragons... it takes a whole group of dragon handlers working together to subdue one."
"Come to think of it..." George thought of something too. "All sorts of materials we use are better when they come from magical creatures!"
"Before, we wanted to use our own blood