Catherine Oxenberg

HBO's investigative docuseries delves into the case of NXIVM, a self-help group founded in 1998 that drew in vulnerable people for years until it was faced with charges of sex trafficking and racketeering conspiracy.

In a remote corner of England's Peak District, a mysterious skull is unearthed. But even weirder is that Lady Sylvia steals the skull for use in worshiping – very erotically – her pagan god, The White Worm, who hungers for the taste of virginal flesh.