Anna Resnikov novels volume 2
Ex-KGB colonel Anna heads to America, where she is sought out by Adrian, the former boss of her deceased, ex-spy husband, who wants answers and information that only she possesses.
3) Red to black
Anna Resnikov novels volume 1
In a resurgent Russia fueled by oil money and run by a corrupt oligarchy, a beautiful and brilliant KGB colonel, Anna, and her British counterpart in the MI6, Finn, are caught in a precarious secret mission to uncover the deadly threat a possible new Russian empire poses to the world.