Tortured sex goddess of ming dynasty (2003)

Set during the Ming Dynasty, this lurid, sexually-charged drama tells the tale of a young man determined to accrue great wealth by castrating himself, murdering a female dominatrix, and presenting her head to a revered local eunuch. Ngai always knew he was destined for greatness, but greatness comes at a high price during the Ming Dynasty. After becoming smitten by Han, the beautiful star of a popular sex torture act, Ngai is schooled in the darkest pleasures of the flesh. But local eunuch Sun had intended to claim Han, and when Ngai ran off with her their lives were both put in great danger. Now, in order to atone for his transgression and achieve the kind of fame he has always dreamt of, Ngai will be forced to decapitate Han at the peak of pleasure, and present her head to Sun as a gruesome sign of undying devotion.