Paris, 1901. It is a city of possibility, a time of renewal. Science, technology, and the arts converge with Parisian culture to ignite a golden age of prosperity and influence like never before seen. But when members of high society are found brutally murdered, with no discernible motive, paranoia and fear sweep through the city like wildfire. Theaters are closed, cafes are empty, and the once vibrant metropolis is brought to its knees by this dark malevolence.