Murder mystery that contains adult material. The action begins when Roberta, a retired U. S. Marshal and her police dog, Rhino, discover a popular investigative reporter murdered in a park on the shore of Lake Michigan. The novel soon draws human and canine heroes into the depraved bowels of the Chicago underworld. Roberta's shrewd investigative skills and her dog's keen instincts expose a debauched plot running through the social and political fabric of the city up to its highest representatives. Roberta has a vested interest in solving this heinous crime and the story takes many twists and turns moving the story along to its climax.