The Locked Door By Freida McFadden

Some doors are locked for a reason. From the #1 bestselling phenomenon Freida McFadden comes a standalone psychological thriller that will leave you breathless. Nora Davis has the perfect life: a beautiful home, a respected career as a surgeon, and a quiet, private existence. But when a woman is found murdered in a way that shockingly mirrors a series of brutal killings from Nora's own past—killings tied to the crimes of her infamous serial killer father—her carefully constructed world begins to crack. As the police circle closer and cryptic threats arrive at her doorstep, Nora is forced to confront the dark legacy she thought she had escaped. Behind the locked door in her basement lies a secret she has sworn to protect.