Sidney is swept up in the civil rights movement when Reverend Todd and his daughter arrive -- and a murder sees racial tensions spike. Sidney struggles to remember a victim's final words. Geordie investigates a slum connected to a deadly web of vice.

When a professor dies at a cutting-edge computer laboratory, Geordie turns to Leonard for assistance. As they discover the messy love lives of the computer laboratory team, Cathy is tricked, Will returns and Mrs. C makes a shocking discovery.

When a child from an isolated farming family is accused of murder, Will is the only one able to reach him, and it brings out unexpected sides of the young vicar, shocking Geordie.

When Will asks for Geordie's help with a family matter, Geordie is surprised to discover where Will really grew up: a house filled with secrets and lies.

While Will struggles with a decision that will determine his future, the violent death of a young man becomes conclusive proof to Geordie that the country's gone to the dogs.