Concubine.

Thy Will Be Done. Sin City Ultra pierces the silk curtain and reveals a hidden world of lust few have ever seen. The world of the Concubine. A timeless world of sexual pleasure, dark secrets and endless sin where these dark eyed beauties serve the needs of their rich and powerful masters without question. This is the world of the mysterious, forbidden "Tan" the most desirable Concubine of them all...