The devil you know

Farideh is thrust into an epic battle of good versus evil, rife with deception and intrigue, where the question is as much who is evil, as how they can be defeated. The stakes have never been higher, and the fallout will shake the Hells, and through them, the Forgotten Realms. Before Farideh took a devil's pact, before she was Chosen by the god-king of the Hells, before any of this started, there was Bryseis Kakistos, the original Brimstone Angel...