Following the story of three women, uncovering the truth behind their lives, their deaths and two police investigations. Can DCI Sutton and his team close this 40-year-old case?

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.

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?

Colin Sutton examines the historic cold case of the 'Bunny Girl' murders, uncovering a link between the murders of Eve Stratford, Lynda Farrow and Lynne Weedon meaning their deaths may be the work of a potential serial killer who has gone unnoticed for decades.