Stuck trying to complete his latest book—a trilogy-capper whose arrival is so anticipated it’s teased on a magazine cover—American author Ohm Bauman ( Adam Scott ) decides an inspirational detour is in order. As Hokum begins, he packs up his parents’ ashes and heads to Ireland, intent on depositing their remains in the forest near where they spent their honeymoon.

His macabre mission is a success, but the rural Bilberry Woods Hotel—a place nearly as stuffed with otherworldly unrest as The Shining ’s Overlook—throws some fresh agony in Ohm’s path. There’s a distressing mystery to solve involving an employee who’s recently disappeared. And there’s also (maybe) a witch haunting the honeymoon suite.…