When British Intelligence, following a series of experiments designed to increase alertness of long-distance lorry drivers through use of tonal repetition, discovers chordation that completely erases all memory, it is obvious that such a cleansed mind may be programmed to perform any type of action. Erstwhile agent Peter Clarke inactive for years, is chosen as courier to transport an audio tape of the tones to his native Australia.

A naive young woman looking for fun stumbles upon strange neighbors living in the same apartment building which she resides in. They start her off with a career in nude modeling, but in actuality turn out to be a ruthless brother and sister team who spearhead a kinky "girl renting" business for eccentric rich folk who get their jollies out of bondage and "whipping little girls 18 to 22".