If this had happened before, Hermione would definitely have refused Harry's suggestion.
Curfew was about to begin. The three of them going to the Forbidden Forest at a time like this was a serious violation of the School Rules. And Filch's cat had just been attacked. During such a sensitive time, if someone saw what they were doing, it would certainly arouse the professors' suspicions.
But this was a special situation. Hermione could only suppress the urge to argue with Harry and silently accept the suggestion.
However, they obviously could not all sneak out of the castle together under the Invisibility Cloak. Harry had wanted Hermione to turn the twin brothers into monkeys again. It would be a little cramped, but they could still inch their way along.
But Hermione immediately rejected the idea. "Harry! I'm only thirteen! I'm not an adult wizard yet!"
"If I waste my Magic Power on something like this, what will we do if we run into Death Eaters?"
The four boys' expressions turned rather strange. They suddenly realized that Hermione was not merely the brains of their team—she was also their main attacker.
That embarrassed all of them, and they secretly swore that once this was over, they would study hard. At the very least, they could not fall behind in Charms Class.
Only Ron was focused on something different from the others. "Magic Power? What's that?"
"You can think of it as what we consume when casting spells, like physical strength and emotions." Hermione tried to explain as simply as possible. "Vaughn calls all of it Magic Power. I think it fits perfectly!"
"Vaughn again..." Ron muttered quietly. "We're risking our lives to deal with The Dark Lord, but he doesn't know anything..."
Hermione glanced at him without getting angry. Instead, the corners