A beautiful assassin gets Templar involved in a plot to overthrow a South American dictator, a scheme that could cost Simon his life.
Nicknamed "The Man Who Could Not Die," international adventurer Miles Hallin goes into partnership with Nigel Perry, whose father has recently died. Following the death of a man suspected of blackmailing Hallin, the Saint believes that Hallin killed Nigel's father and that Nigel himself could be in danger.
Steed goes fishing, Cathy hunts a knight.