The dark, stormy night concealed the old mansion's ominous silhouette. Lightning illuminated the sky, casting eerie shadows across the vast grounds. Inside, the grand hall echoed with muffled, anxious whispers and footsteps. A sudden, shrill scream shattered the tense, unsettling quiet that lingered. Guests gathered, hearts pounding, wondering who fell victim to darkness. Detective Evans arrived, his keen eyes scanning the alarmed faces present. He knew this night would unveil secrets long hidden, deadly.