*Haunting Adeline* by H.D. Carlton is a dark romance novel with elements of suspense and psychological drama. The story follows Adeline, a woman who experiences disturbing occurrences and encounters a mysterious and brooding man named Zade. As their paths cross, secrets unravel and intense emotions surface, blending themes of danger, passion, and intrigue. The novel explores the complexities of love and fear, offering a gripping and atmospheric read.