A silk blindfold covers her eyes in “sexual positions 101” while ice cubes trail over burning skin. Goosebumps rise as the melting water runs between her breasts and lower. When the ice finally circles her clit, she jerks against unseen hands (her own) in “sexual positions 101.” The contrast of cold and heat pushes her over the edge in under five minutes—an intense, shivering orgasm that leaves her laughing breathlessly into the darkness of “sexual positions 101.”