What the Night Knows

Blurb

What the Night Knows is a 2010 novel by bestselling author Dean Koontz. It reached #1 on the New York Times Bestseller List. Following the events of the novella "Darkness Under the Sun," it follows the life of John Calvino, a survivor of a violent attack on his family and current police officer. In the aftermath of Billy Lucas's brutal slaying of his family, Calvino notices many similarities between Billy Lucas's family and his own, and Lucas knows more about Calvino than he possibly can. Spooked, remembering the attack of that left his family dead so many years ago at the hands of the late Alton Turner Blackwood, Calvino starts worrying that Blackwood, or his memory, might be back, and the family Calvino created may be in danger.
Though some may call it part of the horror genre, Koontz refers to the novel as a "ghost story."