For Fans of Locke and Key

Every key in Locke and Key unlocks something psychological as much as physical. The Head Key literally opens minds, but what Hill is really doing is writing about how memory works after trauma: what you choose to look at, what you seal away, what happens when someone else gets access. The Anywhere Key is freedom, and freedom is terrifying when you have nowhere safe to go. This is the craft move that separates the series from most supernatural horror: the fantastical elements are not decoration on a thriller plot. They are the argument.

If you want the emotional register of Locke and Key on a screen, the clearest path is Mike Flanagan's work: The Haunting of Hill House, Midnight Mass, Bly Manor. He does the same thing Hill does: uses haunted-house mechanics to excavate grief and addiction and guilt. The scares land precisely because the characters are people you believe in before the horror starts. Hill House in particular shares Locke and Key's central concern, a family broken by violent loss that a supernatural location forces to confront what it has been avoiding.

The books that sit closest to the Locke and Key comics are Gaiman's: The Graveyard Book, Coraline, American Gods. Gaiman and Hill both write dark fantasy where the darkness is earned by the emotional reality underneath it. The Graveyard Book has the same combination of genuine peril, real warmth, and a child protagonist who navigates a world adults cannot see. Gaiman is also, like Hill, deeply at home in comics form: Sandman is the obvious bridge for any Locke and Key reader who wants to stay in the graphic novel world and go darker.

Remedy Entertainment's connected universe, Control and Alan Wake 2, does in games what Locke and Key does in comics: it builds an internal mythology with coherent rules around impossible things, then uses those rules to do something emotionally real. Control gives you a brutalist building full of objects with inexplicable power and a protagonist excavating her own buried past. Alan Wake 2 layers metafiction on top of survival horror in ways that reward readers who think about genre. Both reward slow, attentive engagement. Both treat the player as an adult.