In this gripping #1 New York Times bestseller from Queen of Suspense Mary Higgins Clark, a Manhattan ER doctor is brazenly murdered in front of his young son in a city playground. Five years later, his killer is still at large. When Laurie Moran's husband was brutally murdered, only three-year-old Timmy saw the face of his father's killer. Five years later his piercing blue eyes still haunt Timmy's dreams. Laurie is haunted by more--the killer's threat...