It's a fair point. If they're already largely invisible to anyone from the Near Shore, adjusting it so people from the Far Shore can't see them isn't the biggest stretch. Especially as it's a spell that works as a self-cast.

"I imagine there's some degree of order even if we don't know it." And unless the old shinki become more forthcoming about spells or it becomes easier to find things in the library, who knows if they'll ever find out the full range of spells.

Ginia clears the last of her food from the grill.

"Care to give signing a spell a shot?"