The Shadow Alchemist (The Cardinal's Blades #2)

Paris, 1633. Dragons threaten the kingdom.
Emerging from the mists of time, they are hungry for power and determined to restore their absolute reign. Using sorcery, they have taken human form and created a powerful secret society, the Black Claw, which is already conspiring in the greatest courts of Europe.
To thwart their sinister plots, Richelieu has reformed his elite unit, a clandestine company of adventurers and duellists vying in courage, elegance, and cunning. Six men and one woman of exceptional talent ready to brave all dangers and risk their lives for the Crown: the Cardinal's Blades.
But as they meet, on a stormy night, with an Italian spy as beautiful as she is dangerous, who claims to hold the keys to an upcoming plot, they are far from imagining the extent of the tragedy that will befall France and force them to confront their most terrible adversary: the Alchemist of Shadows…