Ilsa, Harem Keeper of the Oil Sheiks is a 1976 sexploitation women in prison film, the first sequel to Ilsa, She Wolf of the SS.
Ilsa prepares them by forcing them to perform cunnilingus and erotic massage on one of her lesbian bodyguards. To satisfy demands, Ilsa has an existing sex slave forcefed, and then inspects two by now consensually fattened sex slaves. Silicone is used to enhance only the buttocks of another.A public auction is held to sell existing sex slaves, including one muscled African man. One sheikh has his purchases teeth extracted. A belly dancer Haji is then caught spying and Ilsa has her tortured for information. Ilsa uses a fiendish torture device to crush the belly dancers large bare breasts. The victim only knows that the American commander sought inside information. ........
Source: Wikipedia