"It took two lifetimes and countless victims, but Lucas "Dodge" Caravaggio has his terrible prize at last: the key which will open The Black Door. Disguised in the form of little Bode Locke, Dodge descends into the Drowning Cave, to throw back the door and release the demons on the other side. Those who have stood against him for so long - Tyler, Kinsey, Scot, Nina, Rufus, and all the rest - take their places as the final tragedy unfolds ... a confrontation...

"The Locke children have grown accustomed to the myriad magical keys discovered within the ancestral family home of Keyhouse. They have also grown accustomed to tragedy. What they may not be prepared for is just how closely danger stalks their every move as Lucas Caravaggio, alias Zack Wells, continues his relentless quest for the key to the black door. New keys and old specters join the story as innocence is lost and determination is forged" -- Back...

Following their father's gruesome murder in a violent home invasion, the Locke children return to his childhood home of Keyhouse in secluded Lovecraft, Massachusetts. Their mother, Nina, is too trapped in her grief--and a wine bottle--to notice that all in Keyhouse is not what it seems: too many locked doors, too many unanswered questions. Older kids Tyler and Kinsey aren't much better. But not youngest son Bode, who quickly finds a new friend living...