Ep 2. Episode 2

Amy and Kirsten are battling for their lives against a ruthless armed killer. They manage to escape. Following new evidence, the case takes a turn. Amy must go to the Air Force base in the Middle East. There, she learns someone on the base was complicit in the attack. Meanwhile, in Scotland, Kirsten hunts down Chapman's killer, determined not to let her pregnancy get in the way of her mission.