London, 1961: George Preston is in control of crime in West London, and Rina Walker is his favored contract killer. Now 21, she is living next door to her lover Lizzie, now a fearsome dominatrix whose clients include a senior member of the government. Rina is approached by Tony Farina, one of the Maltese brothers who control vice in Soho. Seven girls have disappeared, and Rina discovers they are being killed and supplied to a member of the English aristocracy for the gratification of his macabre sexual tastes. Rina’s pursuit of the girls’ murderer become increasingly desperate as she grapples with corruption and betrayal, and heads towards a final confrontation with depravity.