Deadspeak by Brian Lumley

In this gripping installment of the Necroscope series, the protagonist, Harry Keogh, continues his battle against the undead forces that threaten humanity. As a necroscope, Harry possesses the unique ability to communicate with the dead, a skill that proves invaluable in his quest to thwart the malevolent plans of the Wamphyri, a race of powerful and ancient vampires. With the stakes higher than ever, Harry must navigate a world where the lines between life and death blur, relying on his wits and the voices of the deceased to uncover secrets that could save or doom the living.

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