"You've already mastered the Patronus Charm?" Professor Lupin looked at Harry with some surprise.
"I wouldn't say mastered..." Harry raised his hand, and his wand sprang out of his wrist guards. He focused briefly, then waved it. "Expecto Patronum!"
As he called out the incantation, a gleam of silver light poured from the tip of his wand.
But the silver light remained a spray of rays, unable to take shape.
"Professor, that's how it is." Harry let the Patronus Charm fade, feeling rather helpless.
Ever since he had begun studying Ancient Runes, all the spells Harry had learned before had either become more fluent, if he had not mastered them well, or more powerful, if he had already mastered them.
Yet the Patronus Charm alone remained just as it had been.
Well, not quite. The silver light was a little stronger than before. But Harry felt that this was probably the result of his growing magical power, rather than an improvement in his magical skill.
In other words, all this time, his Patronus Charm had not improved in the slightest.
"For a third-year student, I think this is already quite good." Professor Lupin looked at Harry with a slightly peculiar expression. "Do you know any other white magic or dark magic?"
Harry shook his head. The Patronus Charm was the only white magic he currently had a grasp of. More specifically, it was protective magic, a branch of white magic. Though saying he had a grasp of it was not quite right either.
He merely knew the incantation and the spell's structure.
As for the spell's actual effect, he, at least, was not particularly satisfied.
"I see. Then I suspect you aren't particularly clear on the distinctions between dark magic, white magic, and ordinary magic?" Professor Lupin asked.
"Yes, I