Permanent Invisibility—as the name implied, once someone mastered this ability, they would remain passively invisible forever, with no cost whatsoever to themselves. But unless one was some kind of extreme case, who would want to master it?
Once learned, it was as if the whole person had vanished from this world, even more thoroughly than Jiu Ming's condition back then. At least others of his kind could still detect him, but someone who mastered Permanent Invisibility might be invisible even to ghosts...
Oh, Jiu Ming did have one way to counter this ability: something called a True Gem.
But under normal circumstances, other worlds clearly did not have such a thing. Setting Permanent Invisibility aside, how was one supposed to find girls?
Oh... one could be a little wicked about it. But when attacking with this ability, one's body would become semi-transparent and reveal itself. As for why Jiu Ming knew that—he had used it before...
In short, after mastering this ability, it was more or less like vanishing from this world entirely. More importantly, it was exceptionally rare; he only had two cards in hand.
"Say, Panel-kun, this kind of ability counts as an embodiment of a law too, right? It won't be that every time I use one, there'll be one less, will it?" Jiu Ming suddenly asked. He had considered this question long ago, but had never figured it out. Panel-kun quickly began explaining.
"Oh?" Jiu Ming pinched his chin. He had had the answer all along, yet had simply never noticed it?
"Hey..." Seeing Jiu Ming leave her hanging and space out on his own, Chelsea wanted to call out to him. But just as she opened her mouth, her eyes shifted slightly as she realized something, and her voice immediately softened. He did not seem