A mysterious phone message leads Banks to Harrogate to search for his estranged younger brother, while the team investigate the murder of a young woman.

When a body found at Halton quarry turns out to be his missing brother, Banks must return to his childhood home to inform his parents of the terrible news.

When a hitman bursts into the luxury home of Keith Rothwell and shoots him dead in cold blood, Banks is struck by the strange reactions of his family.

With Pamela Jeffries in a coma, Banks is even more determined to find Rothwell's killer. And against orders he decides to question MP Martin Fleming.

Banks and his team investigate the murder of the daughter of an internet entrepreneur. The prime suspect is quickly identified, but Morton is not so sure.

In spite of the trial of Owen Pierce collapsing, Banks still believes that he is the murderer. But Morton tries to persuade him to keep an open mind.

When two bogus social workers come to Katy Heath's house and take her son away, Banks is drawn into a massive search for the boy - but is Katy telling the truth?

An 11-year old's body is found and Banks wonders if there is a connection between his death and Kyle's disappearance.

When a journalist is found dead in a remote village, Banks notices a connection between the case and a mysterious death in the 1980s.

Banks races to locate a mysterious recording that appears to connect Jack Barber and the members of The Crystal Kiss together.

The discovery of a gun in the bedroom of a neighbour sees Banks involved in an internal investigation which could break up the team.

While Helen's career hangs in the balance, Banks risks everything to rescue his daughter who has been taken hostage by Jaff Kitson.