Starvation and disease haunt the streets of 1820s Paris, while supernatural terror stalks the night. The once-famous police force is a shambles, its elite Bureau of Supernatural Investigations disbanded. Only Detective Inspector Elise Corbeau remains, spared by a shadowy protector for a purpose not even she knows. When charismatic cult leader Hermine Boucher is kidnapped, all fingers point to her ex-lover, inventor Maria Kalderash. But the...