Course of action crossfire

In Hidden heart, after being ambushed in Afghanistan, weapons sergeant Don Taylor promises a fallen soldier he will look out for his sister Cait. But when Dan awakens wounded at a Pearl Harbor hospital, it is Cait, a physical therapist, who is assigned to his care. Now he must protect the woman he secretly loves from himself. When terrorists burst into a concert hall to kidnap beautiful opera singer Riley Fairchild and an Omani prince, Special Forces sergeant Pete Winborne claims to be Riley's husband so he will be kidnapped, too. Escaping the remote outpost with his heart intact is Pete's toughest mission yet.