In Dark Lady, Richard North Patterson displays the mastery of setting, psychology, and story that makes him unique among writers of suspense, and one of today's most original and enthralling novelists.

In Steelton, a struggling Midwestern city on the cusp of an economic turnaround, two prominent men are found dead within days of each other. One is Tommy Fielding, a senior officer of the company building a new baseball stadium, the city's hope for the future. The other is Jack Novak, the local drug dealers' attorney of choice. Fielding's death with a prostitute, from an overdose of heroin, seems accidental; Novak is apparently the victim of a ritual murder. But in each case the character of the dead man seems contradicted by the particulars of his death. Coincidence or connection?

The question falls to Assistant County Prosecutor Stella Marz. Despite a traumatic breach with her alcoholic and embittered father, she has risen from a working-class background to...