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Join former Metropolitan Police detectives Colin Sutton, Mark Leach and Jo Brunt as they start their investigation into the cold case murders of three young women in the 1970s. Mother of two Lynda Farrow was 29 years old and pregnant when she was brutally murdered in her home in Woodford, East London in January 1979. Her throat had been cut. The case has remained unsolved for over 45 years...

A cocktail waitress in a Mayfair club, Eve Stratford is found with her throat cut and her hands tied up - but who could commit such a gruesome murder?

Sixteen-year-old Lynne Weedon was sexually assaulted and beaten to death near her West London home - but despite foreign DNA being found, the case remains unsolved

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?

Former Metropolitan Police detectives Colin Sutton, Mark Leach, and Jo Brunt start investigating the cold case murders of three young women in the 1970s. A key link between the murders may reveal the pattern of a serial killer.