Director Ho Meng-hua gave erotica more legitimacy as he joined the list of reputable directors that began shooting soft porn with Sinful Adulteress. Starring the busty Chen Ping as a young wife of an older man that can’t satisfy her, and introducing the foxy Liu Hui-ling as the younger daughter of the old man’s first wife, it’s a sexcapade of licentious behavior that erupts through murder and greed.

Five Western girls are kidnapped by Chinese pirates and sold to a brothel. While they are being trained to become prostitutes, a couple of local citizens take mercy on them and plots their escape by teaching them kung-fu. The five scantily-clad girls, using their newfound martial arts skills then fight their way to freedom.