the king's 'concubines'
(..) A golden lotus. Here, I'll write it down for you. During the act of passion, a man's pleasure may be enhanced immeasurably by having his concubine place her foot in his mouth. Do this for me, and I shall trade you grains of opium and... (..)2014 TvShow: The Knick Title: The Golden Lotus Season: 1 Episode 9