The Epic Struggle for Survival in America's Untamed West Life on the immense, frozen frontier was a daily struggle for survival that tried the courage and determination of any man, even a man like Nathaniel King. But when three vicious trappers ambushed him and stole his pregnant wife, Winona, King faced the greatest challenge of his life. For if Nate did not rescue Winona and their unborn child, the life he had worked so hard to build would be worthless.