Behind Enemy Lines: Book 7 of The Empire of Bones Saga - Terry Mixon

Cut off from home, Princess Kelsey Bandar needs a place to hide from the vengeful Rebel Empire.The secrets she stole give her people a fighting chance in the war that brought down the original Terran Empire. If she gets them home. If her prisoners cooperate.Should that prove impossible, she must then convince a long-hidden people to help her. After she finds them, of course.