Synopsis

Detective Superintendent Turner and Detective Constable Webb are called to investigate an arson attack that has resulted in a suspicious death. Superintendent Heaton believes the death may be connected to an acquaintance of the victim—a dangerous psychopath with a history of extortion—and urges his estranged wife to leave London for her own safety. Meanwhile, PC Hinckley and PC Fletcher manage a volatile assault case. Elsewhere, PC Hollis and PC Stamp find themselves in pursuit of a crucial witn