Allison Taylor adores her adopted city, New York, and its invigorating urban hustle. But on a bright September morning, the familiar landscape around her is savagely altered-- and in the midst of chaos and fear, a woman living upstairs from her is found brutally slaughtered. For Allison ... for her neighbor desperately searching for his wife ... for a homicide detective hunting for a monster amid the smoking ruins ... this tragic day will hold a special horror.