An alchemist who is among the top brass of the Bavarian Illuminati. Both Cagliostro and Prelati used to be men, but after they met Saint-Germain their bodies were biologically altered via alchemy into the perfect form of a "woman." This granted them an extended lifespan and permanent youth. Originally, Cagliostro was a swindler know for his endless lies, however since obtaining a perfect body she has determined to never lie about her feelings.