BOOK 1: The Cold Cold Ground Two dead. Nothing seems to link them, but Sean Duffy knows the links that seem to be invisible are just waiting to be uncovered. And as a policeman who has solved six murders so far in his career, but not yet brought a single case to court, Duffy is determined that this time, someone will pay. BOOK 2: I Hear the Sirens in the Street Sean Duffy knows that one tiny clue is all it takes to solve a murder, so when a dismembered...