FIRST, DO NO HARM Dr. Calista St. James had been bound to that oath in her work for the Global Crisis Alliance. In the world's most dangerous countries, she had healed the needy and defied the ruthless mercenaries who'd tried to stop her. Then she'd been dishonorably dismissed after a tragedy that haunted her still. Now the Alliance wanted her back–and they had information to ensure her cooperation. The lover she'd believed dead was alive, a prisoner in a militant-controlled territory in Russia. But secrets lay deep in the Russian wilderness. And Calista had to expose the truth at the risk of everything–again.