<DIV>Until he lost his arm, Dan Fortune was known all over Chelsea as a crook with promise. Since fate forced him to go straight, he has become the resident private eye of this run-down part of Manhattan, chiseling out a career of divorce work and subpoena delivery. But a big case is coming his way. A beat cop is mugged in broad daylight and the only possible witness disappears the next morning. Unsure if he's looking for a witness or a perp, Fortune hunts for the kid, unearthing ugly secrets in a neighborhood he thought he knew well.</div>