After getting Lupin's answer, Fred and George exchanged a look and immediately changed their tune in excitement. "Oh! Borgin and Burkes? We know that place way too well!"
Fred narrowed his eyes, recalling as he said, "There are quite a lot of Magical Artifacts in there, but every single one is terrifyingly expensive!"
George curled his lip and picked up the thread. "Buying anything from there definitely wouldn't be worth it! And if Mum found out, the trouble would be even worse!"
"What I actually wanted to talk about..." Quirinus Quirrell took over, "is one item sold in Borgin and Burkes, called the 'Hand of Glory.'"
As if he had thought of something, George turned to look at Fred. "Hand of Glory? Fred, didn't we see that 'Hand of Glory' before?"
Fred blinked, thought back for a moment, and suddenly understood. "Oh! I remember now!"
"Professor Quirrell, do you mean a dried, shriveled human hand? With bulging blue veins all over the skin, pale enough to scare you..."
"That's right!" Quirinus Quirrell nodded. "Then do you know what material it's made from? And what it does... do you know that?"
"What it does... we really don't know!" Fred and George spread their hands in perfect tacit understanding and spoke in unison.
Fred went on, "But as for the material, I think it's probably a human hand, right?"
George glanced at the pile of hand bones on the table and quietly added, "Otherwise, why would it be similar to Sirius Black's bones?"
"You're not wrong about that..." Quirinus Quirrell nodded deeply. "Actually, what the Hand of Glory does is very simple..."
"As long as you stick a candle on it, only the person holding the Hand of Glory can see the candlelight."
"That sounds way too ordinary..." Fred frowned, looking a