Murder was in the air. A cop had killed himself, and every crook in town knew that would be sure to bring on the big heat. It started almost innocently when a cop committed suicide. It was worry over ill health, said his wife. Detective Dave Bannion wasn't so sure, but when he started digging, he was told to lay off-fast! Instead, he turned in his badge and started stalking the city streets and bars in search of the truth.