This Book was previously published as The Silent GirlsPredators have their tastes. A young girl disappears, echoing an unsolved murder from the past. The police think they've found their man, just as they had before. Then, as now, investigators find themselves forcing the facts to fit their theory instead of looking at things with fresh eyes. The police got it badly wrong once. Determined not to let that happen again, detective sergeant Anna Gwynne must go into the darkness that cloaks the worst of crimes and risk damaging herself in the process.Can she get what she needs before another life is lost, or could he lead her down a path that puts her own life in grave danger?An absolutely page-turning thriller that will have you hooked. If you love the novels of Angela Marsons and Simon McCleave, you won't be able to put down An Unpardonable Act, Book 1 in the Anna Gwynne Black Squid trilogy.