First Exploration of the Horcrux Cave

"Different people had different understandings of magic," Wizet said with a smile. "Otherwise, there wouldn't be such a wonderful Hogwarts Voice."

"That's true..." Harry nodded in agreement, then thought of another question. "Wizet, do you know what potion was in that stone basin?"

"There are actually quite a few potions capable of producing similar effects..." Wizet considered. "You could even alter some of the ingredients in Confusing Concoction to achieve something similar."

"Lovage?" Harry had lost points on the Confusing Concoction exam, so a possibility immediately came to mind. "Replace it with another ingredient?"

After all the exams were over, he had even taken out his Potions textbook and reviewed the recipe again.

"Yes, you could replace the lovage with poison hemlock." Wizet nodded. "Both the preparation method and the stirring technique would need to be changed..."

"And poison hemlock essence—just one drop..." he continued. "At that point, it would be half complete. Then you'd need to add belladonna and Wolfsbane leaves..."

Harry nodded repeatedly, but sweat soon began to bead on his forehead.

At first, he could still keep up with the stirring techniques and preparation methods Wizet mentioned;

but once they got to poison hemlock essence, his head began to spin. He even started contemplating an important question—were he and Wizet really studying the same Potions subject?

Remus Lupin and Sirius Black, who were listening in, kept straight faces. They actually felt much the same way, since neither of them had been particularly good at Potions;

the sight of Wizet sharing his Potions knowledge with Harry gave them a strange sense of déjà vu, as though they had returned to their seventh year as students, with Lily guiding James Potter through his Potions homework.

"Besides the potions I just mentioned..." Wizet shifted the subject. "There's something else I'm