On a higher stratum in this wedding cake, she is Mary Magdalene in her bed chamber to unite with the "Christ". And, on an even woovier groovier level, Mary Magdalene is not Mary Magdalene, but Us yearning for unification with our "Anointed One". Keep in mind that MM appears on the stage of the Tarot (and esoteric history) in various costumes, including appearing as Isis.