Going undercover to capture their quarry Might finish them for good… Rule-breaking ATF agent Quint Casey is this close to nailing the ruthless weapons kingpin responsible for his first partner's murder. But he and his undercover wife, Agent Ree Sheppard, are running a gauntlet of unexpected traps—and killer betrayals. Not to mention their wild-card irresistible passion for each other that's putting everything at risk…especially any shot at love and a future together.