Spotted By Grindelwald And Went To Hogwarts Chapter 724: The Dementors of Hogwarts

"Remember, you must be firm enough when you cast a spell—"

In the classroom located in the west tower, a dense crowd stood by the wall, everyone held up their wands, trying to digest what Professor Wallop said.

Of course, here, they are all members of the Golden Dawn Club, and Professor Wallop is the president of the club.

Sean's club originally had a small number of people. On the one hand, he implemented a strict membership system. On the other hand,

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