First offence - Nancy Taylor Rosenberg

Probation officer Ann Carlisle is coping with her husband's unsolved disappearance, and her young son's consequent problems, the best way she knows. Launching a one-woman war on crime, despite warnings that she is risking disaster...

But when an apparently random shooting leads to a grisly discovery in the probationer's abandoned drug lab, Ann soon realises that both she and her son are in deadly danger. Could the intruder who so brutally attacks her, the source of the sinister phone messages, be her missing husband? Or is someone trying to frighten her out of testifying about her discovery? 

It is a lead from another case that helps Ann to uncover a plot so devious and diabolical that she has nowhere to turn and no one to trust. So Ann embarks on her most dangerous battle - to outwit a brilliant psychopath before he destroys her...