Forensic scientist Jack McCann, an ex-crime scene detective, is separated from his difficult wife and living with his 17-year-old son, Greg. He is also trying to track down his teenage daughter, Jacinta, who ran away two years ago - an event that stirred memories of an earlier tragedy, the abduction of his little sister Rosie from outside the family home in 1975. Reluctantly, Jack agrees to help a detective friend investigate a series of grisly pedophile murders. Then an anonymous telephone tip-off about Jacinta's whereabouts leads Jack into an intimate relationship with an enigmatic woman, a relationship that threatens not only to compromise the entire investigation, but also to bring him appallingly close to the mutilator murderer. As Jack uncovers the extraordinary link between the old and new crimes, he is forced to confront the destructive patterns within his own family. But before he can fully unravel the mystery, he unwittingly exposes both himself and his son to deadly danger.

With a horrifying anthrax murder and the brutal, ritualistic killing of a nun, forensic examiner Jack McCain takes on two baffling new cases. Does the anthrax killing signify a frightening new wave of terrorism? And what is the meaning of the cryptic symbol gouged into a murdered nun’s flesh? With his daughter in danger and his ex-wife causing him serious trouble, Jack tries to make sense of these questions, and fights to discover the identity of the anthrax assassin. The second in the Dr Jack McCain series, Lethal Factor finds Jack McCain trying to make sense of a horrifying anthrax murder and the brutal, ritualistic killing of a nun. With his estranged daughter in danger and his ex-wife accusing him of sexual abuse, lethal factor, anthrax’s deadly protein, becomes a threat to his own life in a way he could never have imagined. Another action-packed thriller wherein Jack McCain almost loses his daughter and the woman he loves...

An early-morning phone call shatters Jack McCain's sleep. As Chief Forensic Scientist for the Australian Federal Police, he knows that violent criminals don't keep office hours. but three murders in quick succession draw him into investigations that threaten to change his life forever. Using all his forensic knowledge, and that of his team, Jack attempts to uncover what the ex-wife of a cop had in common with a beautiful research scientist and a frail old man. besides the fact that they were all brutally murdered. From a nightclub to an agricultural research station to a quiet country hamlet, Jack McCain is determined to link the pieces. But what does a casual sex-swapping group have to do with a rare native orchid and Terminator Bunnies? As Jack races to make sense of the evidence, an unsolved murder from the past complicates matters further. With one suspect missing and another refusing to talk, Jack knows that he is running out of time if he wants to stop a murderer from killing again. But will the search cost him the woman he loves?