Fifth in Gunning's popular mystery series featuring odd-job entrepreneur Peter Bartholomew. Peter takes ex-wife Connie, sister Polly, and her fiance, Jackson Beers, on a whale-watching cruise. But when the would-be sightseers are treated to the grisly spectacle of Beers impaled on a harpoon, the expedition turns into the hunt for a killer.
Sally Cabot Gunning, a history buff specializing in the eighteenth century, lives with her husband in Brewster, Massachusetts, in an old cottage not far from Cape Cod Bay. (from the publisher's website)"