In the high noon of Victorian empire, Lady Jenny Langham accompanies her soldier uncle to the city of Khartoum on the Nile. The inhabitants of that city are soon besieged by an army of natives, and Jenny and her maid fall into the hands of the victorious Mahdi. Bedslaves of the warriors and gentle lovers of each other, the women are enveloped by punishment and pleasure in the long hot months of erotic captivity.