"The Turn of the Screw" by Henry James is a haunting novella that follows a young governess who arrives at a secluded country estate to care for two orphaned children. As eerie events unfold, she becomes convinced that the children are haunted by malevolent spirits, the former governess Miss Jessel and her lover Peter Quint, both deceased. The novella delves into psychological terror as the governess grapples with the question of whether the ghosts are real or products of her imagination. James expertly weaves an atmosphere of ambiguity, leaving readers questioning the governess's reliability and the true nature of the haunting. With its themes of innocence, corruption, and the sinister forces that lurk within the human psyche, "The Turn of the Screw" remains a classic and chilling tale of psychological suspense.