La Famiglia Del Vurdalak by Aleksey Konstantinovich Tolstoj

Set in the eerie backdrop of 19th-century Eastern Europe, this chilling tale unfolds as a family grapples with the terrifying transformation of their patriarch into a vurdalak, a vampire-like creature. The story is narrated by a traveler who becomes entwined with the family during his visit. As the patriarch returns from a mysterious journey, the family is plunged into a nightmarish ordeal, torn between love and fear, as they confront the sinister possibility that he has become a bloodthirsty monster. Suspense and dread build as the family must decide whether to trust their instincts or succumb to the supernatural horror that threatens to consume them all.