A killer enacts a bizarre dance of death, his victims drawn from the women who answer his personal adverts in New York's trendy magazines...Erin and Darcy, besties since college. have moved to the city to embark on careers as a jewellery designer and an interior decorator respectively. Just for fun, they agree to help a friend with research for a television documentary on the kinds of people who place and answer personal adverts, by answering ads and sharing their experiences. Then Erin vanishes...and her body is found on an abandoned Manhattan pier; on one foot is her own shoe and on the other, a high-heeled dancing slipper. She is not the first victim of the 'dancing shoe murderer'...Darcy, guilt-ridden because she had persuaded Erin to participate in the research for the documentary, sets out to meet the men Erin had dated. hoping she will find the killer - not knowing that she has been targeted as the killer's next victim...