When Helen offers her spare room to her old friend Nicola, she has little idea of what lies ahead. Nicola has cancer and, sceptical of the medical establishment, is in the city for a course of alternative treatment. She is determined to deal with her illness in her own way, regardless of the advice that Helen can offer. In the weeks that follow, Nicola's fight against cancer will turn not only her own life...
When a woman's body is found in a North London flat clutching a bloodstained sliver of X-ray, DI Thorne discovers that the victim's mother had herself been murdered fifteen years before by the infamous serial killer Raymond Garvey. When more bodies and more fragments of X-ray are discovered, a horrifying picture emerges: a killer is targeting the children of Garvey's victims...