

With their 2-year-old as the sole witness to her murder, Rachel Nickell's partner fights to protect him amid a flawed investigation.

A woman is murdered in front of her 2-year-old in '90s London. While his father tries to shield him from a media storm, the police identify a key suspect.

As DI Pedder's undercover operation develops, another murder hits the headlines. André and Alex move abroad, but their grief continues to follow them.

Over a decade later, old evidence is re-examined by new eyes on the case. Will André and Alex finally get justice — or is there more to the story?

André Hanscombe

Alex Hanscombe

DI Keith Pedder

DCI Mick Wickerson

June

DC Nick Sparshatt

DC Paul Miller

DS Ivan Agnew

DCI Tony Nash

Dr. Jean Harris-Hendriks