You, strong as a herd of demons,
came, ardent and adorned …
~ Charles Baudelaire, Les Fleurs du Mal
In 1876, a Savate-trained killer, scarred by the events of the Franco-Prussian war and motivated by an ancient heresy, stalks expectant mothers in Paris. Two Paris police officers, and an American Pinkerton agent, try to stop him before he can move on the world.