Nightmare House is a gripping novel written by Lytton Edward Bulwer Lytton, Baron Lytton. The book tells the story of an amazing house that hides many secrets and dangers. The main character, who solves the mysteries of the house, faces incredible challenges, riddles and threats. The author masterfully creates an atmosphere of tension, mysticism and exciting events that keep the reader in suspense until the very end. "Nightmare House" is an exciting thriller that transports the reader to a world of darkness and mystery, where every corner hides danger.