[ She knows that he wouldn't share that information with anyone that he didn't trust explicitly -- if she wasn't sure of that, he wouldn't just be getting off with a hard stare. Be that as it may ... it's her secret, which is why he's on the receiving end of that Queenly intensity.

[ Seeing him wilt under that pressure, she's satisfied that he undersands. ]

He mentioned that there were others. [ She confirms with a nod. ] And that some of them used different methods to summon their Personas than we do, too.