Involved in voluntary medical work abroad, David Harper finds himself caught up in the Afghanistan war, and his adventures there bring him in close contact with the cruel treatment of prisoners. Escaping death by inches he finds himself in Pakistan, where he witnesses captured slaves displayed for pleasure in a nightclub and learns that, properly trained, women can find immense pleasure too. Returning to England he is introduced to submissive women, and sells his share in a medical practice to create a training centre. All is going very well – until one particular woman turns the tables on him…