New Scotland Yard

Borstal boy Roper is found stabbed near his home. When Clay and Dexter arrive in the West Country to investigate, they find several suspects with strong motives for the killing including the boy's parents.

A lorry driver is killed while trying to stop the theft of his load. From evidence received and the knowledge gained from an informant, Clay decides it is one of a series of hijacking so organised by the same gang.

Dexter investigates a burglary at an elderly couple's home. Soon afterwards, a valuable piece of Chinese porcelain is reported missing – and a burglar is found dead at the mansion of a music industry mogul.

When a teenage girl is found murdered on Hampstead Heath, businessman Herbert Morris is identified as the man seen talking to her shortly before her death. After an interrogation, Clay and Dexter clash over Morris's apparent guilt.

Joe Warner is released from prison after 15 years for armed robbery. His wife Polly has deserted him – and now he's determined to enact brutal revenge.

Two seamen steal bars of gold from a makeshift strongroom as a cargo ship nears the Thames estuary. When the ship docks, Clay and Dexter investigate and find a steward has also vanished.

Dexter and Clay investigate the suspicious death of teacher Graham Pitman in the science laboratory. But then two teenagers come forward to confess.