sentence: roles lauretta ( also psyche , mary magdalene and eve ) - soprano elissa ( also venus , procuress , and lilith ) - mezzo-soprano panfilo ( also cupid , centurion , and adam ) tenor dioneo ( also sadducee and satan ) - baritone the monk ( also luxury and physician ) - bass synopsis act 1 lauretta , elissa , panfilo and dioneo have sought refuge from the black plague in a villa near florence .