Publisher's Synopsis
When DC Fiona Griffiths says "yes" to her policeman boyfriend, it's an affirmation that she wants finally to put her psychological breakdown behind her. But she still can't resist the challenge of an undercover policing course, coming top of the class. So when an ingenious payroll fraud starts to look like the tip of a huge criminal iceberg, Fiona is selected to infiltrate the operation. Posing as a former payroll clerk now forced to work as a cleaner, Fiona Griffiths becomes Fiona Grey. But as Fiona penetrates deeper into their operation, coming closer to identifying the mastermind behind it, she faces an even more frightening danger - that her always fragile grip on her sense of self has now been lost...
