A psychiatrist's wife is murdered in a seemingly unprovoked attack. Wycliffe finds that proving a motive can be harder than catching a killer.

A dark family secret comes to light when a girl deliberately runs over a woman on a pedestrian crossing. The results of the enquiry board are revealed.

Wycliffe probes the disappearance of a lone yachtswoman, whose boat is discovered scuttled on the seabed.

When a local pub landlord is bludgeoned to death, Wycliffe can find few people with a good word to say about him. A police informant points the finger at the victims' former wife and her new husband, but when DI Lane mishandles the situation, Wycliffe and Kersey are forced to stage a dramatic rescue.

A prostitute tells Kersey that a customer has killed one of her colleagues.

A Policeman is murdered and orders Wycliffe to avoid any scandal made difficult by the Officers wife was having an affair with another Officer.