sweety husband turned out to be a top killer

Rebecca is a deadly assassin who has one weakness: her seemingly harmless husband, and looks nothing like the dangerous world she lives in. But when a million-dollar hit takes Rebecca to a glittering underground casino, she comes face-to-face with Orbit—the most feared assassin alive. And, most unsettling of all, he wears a familiar wedding ring around his neck. As bullets fly and secrets unravel, Rebecca begins to wonder: how well does she really know the man waiting for her at home?