all wrapped in this chilling gothic atmosphere. The dread builds so slowly you don't even realize you're holding your breath until you gasp. It's more unsettling than outright terrifying, which for me is the best kind of scare.
Then there's 'What Feasts at Night' by T. Kingfisher, the sequel to 'What Moves the Dead'. Kingfisher is a master at blending this weird, dry humor with body horror and existential dread. This one plays with folklore and this creeping, isolated fear in a moldering hunting lodge. The suspense is psychological because the threat is so ambiguous—is it a monster, a fungus, a curse, or just the main character's PTSD? You're never quite sure, and that uncertainty is what chills.
Also, don't sleep on 'The September House' by Carissa Orlando. It's marketed as a haunted house story where the woman just decides to live with the ghosts, which sounds almost cozy. It is not. The psychological suspense comes from unraveling why she's making that choice, and the domestic horror of what a person will normalize to avoid a deeper, more painful truth. The 'chills' here are slow, quiet, and incredibly effective because they feel so plausible in their own twisted way.