And One Rode West(1992)

Heather Graham

FROM THE BITTER AFTERMATH OF WAR...
A regal beauty with raven hair and piercing blue eyes, Christa Cameron suffered the indignities of defeat in the Civil War's bitter aftermath, her spirit unvanquished and her hatred of the victorious enemy undiminished. When marriage to a Yankee officer was the only way to save her plantation from confiscation, Christa coaxed Colonel Jeremy McCauley into a legal union, promising herself to keep her pride and purity intact. But her virile bridegroom had other ideas...

TO THE PROMISE OF AN UNTAMED FRONTIER...
Succumbing to her courageous husband's russet-haired, silver-eyed appeal, Christa rode west with the cavalry but remained a Rebel in her heart. Embarking on a trail off stampeding buffalo and wild Indians, a flower of the southern aristocracy was forced to play the part of loyal army wife. But it was only as a savage's hostage that Christa learned the startling depths of her new husband's devotion--and the extraordinary power of freedom--as she vowed to make the West her home... and to build a new world on the ashes of the old...