The Stars Are Right: The Irish Rose: Hannelore Rhyner
Also known as Medea; The Queen of Air and Darkness
"Ruler" of the Seelie Court. Also the factor that allowed the wider infected population to survive "the rising ambient" — whatever that means. The infected that accepted her modified version of the virus, but rejected her authority, formed the Unseelie Court. The infected — primarily the Enclave — who refused the modified virus merged with the Elders instead.