Twenty years ago, a group of doctors formed a partnership to build a medical office plaza in Massachusetts. While it wasn't the most above-board deal ever made, the doctors have found continued profit and success--until now. Someone wants the doctors dead, and he or she has already succeeded in murdering two of them. The identity of the killer remains unknown. Is it a madman with a vendetta against the medical profession, a small-time bookie seeking revenge for a shady real estate deal, or a disgruntled former construction manager who was unjustly fired? The widow of one of the slain...