Lightning flashed over Grandwick Manor. Thunder shook the ancient foundations. Guests murmured in the ballroom. Laughter died; a scream followed. In the library, silence lingered. Sir Reginald lay cold, lifeless. A knife protruded from his chest. Eyes wide open, unseeing, accusing. Who could commit such horror? Each guest wore masks tonight. Identifying the killer seemed impossible. The storm outside raged on.