When an overbearing young high-pressure business man receives death threats, Marker is put on as bodyguard. The arrogant executive is having an affair with an employee's wife, so the husband makes a move against him- but is he the only one?
Engaged to keep his eye on his wife of a man who suspects her of playing around, Marker becomes suspicious when the man requests no evidence - just her boyfriend's name.
When his daughter starts to receive anonymous letters, Mr Hordern employs Marker to keep an eye on his daughter's flat - a place that Marker finds empty.
Assigned to check into reports that a shop assistant is helping himself to more than his share of the takings, Marker uncovers some very odd behaviour.
Hired to check into reports that a solicitor's client is being blackmailed, Marker finds himself earning his fee the hard way - nose down on the pavements.
Marker's enquiries into why George left Alice, the girl he loves, in the lurch bring some very surprising results - not all of which Alice wants to hear.
James Sale, the occupant of Ward C in the County Hospital, employs Marker to discover the driver of the car that run him down. But where does Marker begin?
Runaways from the country are lured by the glamour of London, only to fall into the hands of recruiters for call girl rings. Jennie is one, and she soon becomes hard and cynical. Marker is hired to find her and coax her to return home.
When an old adversary sets foot on his doorstep, Marker decides to book a seat on the first available plane to anywhere - but his adversary has other ideas.
Hired to track down a military man who has duped a woman out of £700, Marker's instinct tells him he's being taken for a fool - but conning an expert can prove dangerous.
