"Retirement isn't easy for a former CIA assassin. For fifty-five-year-old Helen Warwick, it may be impossible. Even Helen's family doesn't know the true nature of the work she's done for decades--the secret black ops, the sanctioned executions. But her plan to spend time reconnecting with her grown children has just been blown up--along with her son's house--by hired killers. Why is she being targeted now--and by whom? Years of eliminating the nation's...