When Winifred and Orson Otis went swimming nude just before dawn, the last thing they expected was to be sharing the pool — especially with Winifred's uncle who was by now quite dead. And when the Otises later uncovered another corpse, Captain Heimrich of the state police thought it wise to keep an eye on the young couple. And it's a good thing, since by this time, the Otises had engaged in their own brand of reluctant, but effective sleuthing.