Will's Patronus Charm still produced only a small wisp of silvery-white mist.
It faded after just a few seconds, and Lupin nodded beside him.
Even so, it was enough to make Harry envious. He often wished he had Will's talent.
"Very good. You've come this far. Now you're only one step away."
"One step?" Will could feel it too, though his Joy still fell a little short.
"You need to feel your Joy more deeply," Lupin said, handing Will a piece of chocolate.
Will chewed the chocolate and nodded. "That's exactly what I need."
Then it was Harry's turn for Lupin's guidance. Off to the side, Will chewed chocolate and "recalled happy memories."
As he tasted the chocolate's bittersweet flavor, a thought struck him: could physical pleasure deepen emotional Joy? Endorphins and dopamine could make the body feel Joy, while Emotion Weaving could amplify the Joy in his mind...
He ate another piece of chocolate, hoping to get more dopamine flowing.
A few minutes later, a cloud of silvery-white mist also poured from the tip of Harry's Wand.
"All right. Next, I think you should test it against a Dementor." Lupin patted a crate beside him and explained to Will, "I brought another Boggart specifically for today's lesson. Earlier, I discovered that a Boggart turns into a Dementor in front of Harry. Come on, Harry. Step forward. You're first."
Harry took several deep breaths and stepped in front of Will.
Lupin gripped the lid of the old crate. "Get ready."
Then he lifted it.
A bone-deep chill filled the room. Harry shivered, and his hand began to shake despite himself—
"Expecto Patronum!" Before Harry could speak, Will shouted from behind and to his side. But a cloud of black mist burst strangely from Will's Wand—
The black mist quickly took