Beth is an impoverished student at St Nectan's College, Oxford. When Dr Milton recruits her to an exclusive club for submissives and pony-girls, Beth's independent spirit soon gets her into trouble. Charlotte wants her last year to be a memorable one. Lizzie wants Dr Milton all to herself. Beth just wants to pay the rent. Pony races, perverted parties, and Victorian pornography combine to give these college girls a thoroughly indecent education.

Dinah is a tough-talking bisexual dominatrix with a weakness for redheads. When she meets Grace, a beautiful hotel receptionist looking for excitement, she can't resist converting her to a life of lesbian submission. But Grace is forced to overcome her timidity and take up the whip herself when ex-boyfriend Aidan finds out about their relationship and decides to teach Mistress Dinah a lesson.