When fishermen discover a disembodied foot tied to an anchor in Voyageur’s National Park, Doug and Jill Fletcher are called in to identify the victim and the circumstances of his death. A retired policeman’s recollections of an unsolved disappearance provides an explanation, but the dots don’t connect. The colorful locals at a resort offer plausible theories on the victim’s identity and the cause of his death. Marks on a stolen anchor and unusual knots on the frayed anchor rope offer the only concrete evidence.