The cream of London's elite are invited to a sumptuous supper that young master Ciel Phantomhive is hosting at the Queen's request. When guests start showing up dead, what starts out as a fantastic event rapidly takes a sinister turn! Sebastian and Ciel must work together with their visitors, including renowned writer Sir Arthur Conan Doyle, to solve the mystery and catch the culprit before it's too late if they ever hope to see the light of day again.