When Jack Blake picks up a woman and her daughter stranded when their car breaks down, he is struck by the daughter's resemblance to his own murdered child. Jack sees an opportunity to unwittingly involve both women in a scheme which he hopes will unmask his daughter's killer. Written

Myra is a teen prostitute and Charlie a recently released young offender. Together they begin an affair "amid the sleaze of London street-life". Myras' jealous pimp, Frank is not amused.