Most of what she told me about herself is a cover story. She is a British Intelligence Officer. How far would she go to get information out of me? The answer is, quite far. Justine is found dead. Her sister Kerry sets out to uncover what happened and stumbles into a world of secrets and subterfuge. She becomes ever surer that she is being foiled and followed at every turn, and everything she discovers makes her question who Justine really was. How well can you ever know someone who lies for a living?