Vineyard enigma

"With the arrival of warm weather and good fishing, life should be great for J.W. Jackson and his wife, Zee. Martha's Vineyard may be no Eden, but J.W. wouldn't trade it for any other place on earth. Something's wrong, though. The morning newspaper brings an update on the case of the Headless Horseman, a headless and handless corpse found on a local bridle path six months ago."--Jacket.