An attractive young woman is kidnapped, held captive and forced to endure the evils of one of the most violent homicidal maniacs in the city's history. "The Toolbox Killer" aka TBK. It is by her will, strength and her faith that she must survive, the ordeal. Her escape is almost hopeless. Unfortunately her situation only worsens when outside supernatural forces become more difficult to contend with than TBK.

When 4 year old Amanda McCready disappears from her home and the police make little headway in solving the case, the girl's aunt, Beatrice McCready hires two private detectives, Patrick Kenzie and Angie Gennaro. The detectives freely admit that they have little experience with this type of case, but the family wants them for two reasons—they're not cops and they know the tough neighborhood in which they all live.

To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.