A corpse is discovered in a scrap yard. Four suspects emerge; all have links to the law and attended the same police training course back in 1989. Since then their lives have gone in very different directions. But exactly who is fighting for justice? Can the police force ever really be trusted?
And will Cassie and Sunny find themselves son the wrong side of the law?
Episode 1: A dismembered body is found in a scrapyard and the team believes the remains had been stored in a domestic freezer for 30 years. Meanwhile, after making the decision to retire from the police force, Cassie faces a dilemma when she learns she isn't entitled to her full pension payment unless she completes her 30 years of service.
Episode 2: Cassie and Sunny identify four potential suspects who trained as police probationers together, and two of them are still serving officers. They have no luck finding the rest of the body and decide to go public about the discovery of Walsh's remains.
Episode 3: Cassie and Sunny interview the four suspects, who all deny knowing the victim. Boulting discovers Walsh was cautioned three weeks before his death and believes it was with Ram, while Collier manages to locate the rest of Walsh's body.
Episode 4: Cassie and Sunny discover Walsh was chased by all four suspects on the night in question. Willets realizes Fiona's blood sample may have been deliberately lost by Liz. The pathologist identifies a cause of death implying Walsh was murdered.
Episode 5: Cassie and Sunny interview two of the suspects again and get closer to the truth of what happened to Walsh. Balcombe believes she may have found the cause of death. Unexpectedly, things take a devastating turn for Cassie.
Episode 6: Despite a tragic turn of events, Sunny and the team narrow down the suspects. Will they find conclusive proof of who the murder weapon belonged and succeed in bringing Walsh's killer to justice?
Producer: Guy de Glanville
Executive Producer: Sally Haynes, Chris Lang, Laura Mackie, Rebecca Eaton, Susanne Simpson
Production Company: Mainstreet Pictures; Masterpiece
Production Year: 2021
Copyright Year: 2021
Director: Andy Wilson
Actors: Nicola Walker, Sanjeev Bhaskar, Susan Lynch, Andy Nyman, Phaldut Sharma, Liz White, Peter Egan, Sheila Hancock, Jassa Ahluwalia, Alastair Mackenzie, Jordan Long, Carolina Main, Lewis Reeves
Writers: Chris Lang
Number of Discs: 2
Length: 270 minutes
Number of Episodes: 6
Subtitle Languages: English (SDH)