Book excerpt: PEACE IS OUT. REVENGE IS ON. 'Big treat in store for fans. And if you're not a fan yet, why not?' Val McDermid 'An emotional intensity found only in the very best crime fiction' Sunday Times Crime Book of the Year Never forgotten Teenager Alexandra Tozer was murdered on her family's farm. Five years later, her sister Helen will return. Never suspected As soon as DS Breen tracks down the original investigating sergeant, the man goes missing. And so does Helen. Never revealed The only connection between the suspects is the Kenya Emergency - a nightmare that Englishmen prefer to forget. But others remember. Every bloody detail. And when another woman is taken, Breen fears that history - in all its shame and horror - is coming back to haunt them.