Trial And Retribution is a gritty, urban drama that deals with graphic topics from abduction to serial murders and internal police corruption to psychological illness. Breaking new ground in terms of content and style, each episode traces the entire trajectory of a serious crime from the act being committed, to a detailed investigation and arrest, before arriving at the law courts for a dramatic finale.

Episodes Comprise:

The Lovers: The police are called in to investigate the disappearance of Mark Harrington, a recently married man who simply vanished on his honeymoon in Covent Garden. As they start to make way in their investigation they find unsolved cases of other disappearances. Do they have a deranged serial killer on the loose in London?

Sins Of The Father: The apparently happy Harrogate family is torn apart when the parents return home to discover their daughter, Emily, dead. Connor and Satchell begin to sift through the case and discover that the family isn't as stable as it first appeared. Connor appeals to Walker for some backup, who is having problems of his own with his own son Richard. Secrets are soon discovered and fragile relationships are tested in the process of ensuring justice is done.

Closure: A young school girl is raped and murdered, but D.C.I. Connor still has no leads a month into the investigation. When Walker orders a review of unsolved cases, they turn up similar cases of raped and murdered teenage girls over the last ten years, and they find themselves searching for an apparent serial killer.