At the mention of changing one's appearance, Amalia narrowed her blue eyes slightly, staring at the silver hair that fell across her own cheek as if reminding what had happened back at the old castle.
A transformation potion was only a mid-level Sorcerer brew. It forms an arcane-factor illusion field around the drinker so that, while the user's true form remains unchanged, outsiders' perceptions of their appearance, bearing, and even the feel of their skin will be displaced, and correspondingly beautified.
If no mental probing was used, the potion's effect couldn't be seen through during its duration. But because it was low-grade to begin with, it was easy to expose when used for infiltration; most nobles used it merely as an occasional playful indulgence to satisfy sensory pleasures, which sounded unfair to one's partner, but the upper classes of the Valeria Empire didn't care much about their bedmates' feelings.
Lucas wasn't the only one like that.
