Books like Mists of Dark Harbor by Clarissa Ross

When a family's six‑year‑old daughter disappears on a snowy island, a disillusioned father returns two years later to uncover secrets about the town, its lighthouse, and the sea’s haunting power.

Jack 1939 is a travel‑oriented suspense thriller set amid 1939 Europe, exploring espionage activities between American and German actors against the backdrop of looming war.

Sabrina arrives as governess to a wealthy household, where a vengeful monk’s curse and a spectral threat turn her stay into a desperate struggle for survival and the safety of the children she cares for.

The huge old house on the California coast seemed to be constantly shrouded in fog, which added to the gloom that permeated the atmosphere and affected the senses of the people who lived there. The master of the house was the famed poet, Ford Hunt - who had not been seen by anyone but his nephew and his manservant since the death of his wife, five years ago. The old man kept to his attic apartment, communicating with no one below...but did he really live there? What was he hiding from...if indeed he were still alive? Enid Blair could not help asking herself that and many other questions when she came to Cliffcrest after a whirlwind courtship and marriage. Now she was Geoffrey's bride, and should have been happy in the household of so famous a man -- but Geoffrey seemed married to the service of his mysterious uncle...and to a secret so shocking that it was to threaten Enid's sanity...and life!

Bob Lee Swagger, a private investigator based in Mississippi, confronts a complex prison mystery that draws him deeper into a race‑related crime world, forcing him to test his judgment and resolve in a tense, suspenseful investigation.