Blood pooled at Hannah's feet. Phinn was dead. She'd wanted a year away from the long hours and thankless assignments in that windowless lab-a place she could unplug and think. Providing medical care in the remote Amazon unexpectedly becomes the most meaningful work of her life. But when brutal gunmen overtake the campsite and murder their guide, the lives of her, Alisha, and Dan take a frightening turn. The three...