As Colin Sutton, Mark Leach and Jo Brunt move forward with their investigation into the murders of Lynda Farrow, Eve Stratford and Lynne Weedon, the team looks back over the information they have gathered through the new interviews and finally, a suspect starts to emerge. Have they found a serial killer? With the information gathered and ready to present to the Metropolitan Police, Colin and his team can do no more so all that’s left is to let the families of the victims know of the progress and hope that there’s an end in sight to the nightmare they have been living for all these years.