The Tantric Corruption of Witches - Harry potter fanfic

actual novel - https://archiveofourown.org/works/44764174/chapters/112627282 A pair of tantric chaos wytches cross paths with our favorite graduates from Hogwarts, and decide to spread a little chaos amongst the so-called wizarding world of wand wavers by corrupting the good girls into slutty worshippers of chaos and madness.