The Riddle of Samson

If a man spends a night on an uninhabited island with another man's beautiful wife, the husband is not apt to be pleased about it. Especially when the husband is notoriously jealous and considerably older than his wife... The setting is the Scilly Isles, part of Great Britain, which, has never witnessed a fictional murder before and which proves as fascinating and nearly as alien as some extraterrestrial cultures in sciene fiction... (From back cover)