Elegant Betrayal (Elegant #3)
Tee Smith

Then there are those who dwell in the darkness, they trawl through the underbelly of society. These people determine their own rules. They live by the gun and expect they will die the same way.
Life for Sienna was the latter. Born into a world most people could never imagine. Born to take life away at the end of her gun. A life in the shadows. A cold-hard, killer.
Moses, the youngest of the Gargliano men, always plagued by their shadow. Career minded, he walks the straight and narrow path, determined to shake off the reputation that hangs over his family.
What happens when these two worlds collide?