In February 1994 the bodies of seven women were excavated at an innocuous-looking house; 25 Cromwell Street, Gloucester. As the true horror of what happened there unfolded, it became clear that this was the most infamous series of murders in Britain this century. This is the story of two people - Fred and Rose West - who lived together, raised (and killed) children, provided sexual services for anyone interested, and pretended to provide social services for single women. It is the story of two people who made the world a darker, more dangerous place.