Full name "Kayrin Faust", she is the "Ruler of Humans" who desires to rid the Earth of Souls and use their essence to help humanity develop adaptations to recolonize Earth for themselves. She also has the same Soul Master ability as the Savior, which she uses to order Souls into doing her bidding. Seems to have a great disdain towards the Souls. Leader of the Dominas. Her mother created the Nine Arks. Humans renamed themselves Homo Dominas or just Dominas. Thinks Souls are just slaves.