The whole series features frequent sex and horror scenes and revolves around a high school rumored to have been the base of operations of a coven several years ago (pre-2000). The school's unofficial "Witchcraft Club", as they called themselves, practiced black magic in the underground basement hidden away at the institute. Teachers, students, professors, and staff practicing the dark occult religion involving incantation sex and sacrifices of innocent victims is a common and recurring theme in all things Bible Black.